Tenda
Monthly
Denial of service in Tenda W20E router firmware v15.11.0.6 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack-based buffer overflow in the picCropName parameter of the formCropAndSetWewifiPic function. No public exploit identified at time of analysis, though a research write-up referencing the vulnerable function exists in a public GitHub repository. The combination of network-reachable attack surface, no authentication requirement, and low complexity makes opportunistic abuse against exposed admin interfaces realistic.
Remote denial of service in Tenda W20E router firmware v15.11.0.6 allows unauthenticated network attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the wewifiWhiteUserInfo parameter handled by the formAddWewifiWhiteUser function. EPSS scores exploitation probability at only 0.02% (4th percentile) and no public exploit code or active exploitation has been reported, though a research repository documenting the finding exists on GitHub. The vulnerability is not listed in CISA KEV.
Denial of service in Tenda W20E router firmware v15.11.0.6 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack buffer overflow in the webAuthUserInfo parameter of the formAddWebAuthUser function. No public exploit identified at time of analysis, though a researcher-published proof-of-concept repository on GitHub documents the issue. EPSS and KEV data are not provided, but the network-reachable, no-auth, no-interaction CVSS vector makes this a credible risk for any exposed management interface.
Denial of service in Tenda O3 Wireless Router firmware v1.0.0.5(4180) allows remote unauthenticated attackers to crash the device by sending crafted HTTP requests that trigger stack buffer overflows in the fromVirtualSer function. Five distinct overflow sinks (puVar2, puVar1, __s2, __s1_00, puVar3) are reachable via the same handler. No public exploit identified at time of analysis, and EPSS rates exploitation likelihood at 0.01%, but a research repository with vulnerability artifacts is referenced.
Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the webAuthWhiteUserInfo parameter of the formAddWebAuthWhiteUser handler. EPSS is very low (0.02%, 4th percentile) and no public exploit identified at time of analysis, though a GitHub research repository documents the flaw. The CVSS 7.5 reflects high availability impact with no confidentiality or integrity compromise.
Denial of service in Tenda W3 Wireless Router firmware v1.0.0.3(2204) allows unauthenticated remote attackers to crash the device by sending crafted HTTP requests with oversized username or password parameters that overflow stack buffers in the R7WebsSecurityHandler function. The flaw affects the router's web management interface and carries a CVSS 7.5 (availability-only impact); no public exploit identified at time of analysis and EPSS exploitation probability is very low at 0.01%.
Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request with an oversized picName parameter to the formDelwebAuthPic handler. No public exploit identified at time of analysis, and EPSS rates real-world exploitation probability at just 0.02% (4th percentile), but the affected SOHO/SMB router class is a frequent target once weaponized PoCs emerge.
Multiple stack-based buffer overflows in Tenda G0 router firmware v15.11.0.5 allow network-adjacent or remote attackers to crash the device by sending crafted HTTP requests to the `formSetDebugCfgr` debug configuration endpoint, with three independent overflow vectors (`enable`, `level`, `module` parameters) each capable of triggering a denial-of-service condition. The official CVSS vector includes UI:R, suggesting a possible CSRF-style delivery mechanism requiring an authenticated administrator to be tricked into issuing the malicious request, which meaningfully constrains exploitation compared to a purely unauthenticated remote attack. No public exploit confirmed in CISA KEV; an associated GitHub repository referenced in the CVE may contain proof-of-concept material, though EPSS remains extremely low at 0.01% (2nd percentile).
Remote denial of service in Tenda US_W3V1.0BR router firmware v1.0.0.3 allows unauthenticated network attackers to crash the device by sending a crafted value in the 'Go' parameter to the ask_to_reboot function, triggering a stack-based buffer overflow. No public exploit identified at time of analysis, though a third-party research repository on GitHub references the vulnerable function.
Denial of service in Tenda W15E router firmware version 15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack-based buffer overflow in the picCropName parameter of the formCropAndSetWewifiPic function. No public exploit identified at time of analysis, and EPSS scoring of 0.01% indicates very low predicted exploitation probability, though a research repository hosting analysis artifacts exists on GitHub.
Stack-based buffer overflow in the Tenda F451 router (firmware 1.0.0.7 and 1.0.0.9) Web Management Interface allows remote authenticated attackers to corrupt memory by sending a crafted 'page' argument to the fromNatlimit handler at /goform/Natlimit. Publicly available exploit code exists, raising practical risk for exposed or LAN-reachable devices, though no public exploit identified as actively used in CISA KEV at time of analysis.
OS command injection in Tenda F451 routers (firmware 1.0.0.7 and 1.0.0.9) allows remote attackers with low-privileged web management access to execute arbitrary operating system commands by manipulating the 'mac' parameter sent to the /goform/WriteFacMac endpoint handled by the formWriteFacMac function. Publicly available exploit code exists, raising the practical risk for any device exposing the web management interface to untrusted networks. The flaw is rated CVSS 4.0 base 7.4 with high confidentiality, integrity, and availability impact on the device itself.
Stack-based buffer overflow in Tenda HG7, HG9, and HG10 XPON ONT routers (firmware 300001138_en_xpon) allows authenticated remote attackers to corrupt memory via the encodename parameter of the formPPPEdit handler at /boaform/formPPPEdit. Publicly available exploit code exists (hosted on GitHub by researcher xiezhihua-1127), elevating practical risk despite no confirmed active exploitation in CISA KEV. Successful exploitation yields high impact to confidentiality, integrity, and availability on the affected device.
Stack-based buffer overflow in the Tenda AC18 router (firmware 15.03.05.05) Web Management Interface allows remote attackers with low privileges to corrupt memory by manipulating the callback argument sent to /goform/getRebootStatus. The flaw, handled by the sub_45304 function, has publicly available exploit code and enables high impact to confidentiality, integrity, and availability of the device. No public exploit identified as actively exploited in CISA KEV, but POC publication raises the risk of opportunistic attacks against exposed management interfaces.
Stack-based buffer overflow in the Tenda W20E router (firmware 15.11.0.6) allows remote authenticated attackers to corrupt memory via the wifiFilterListRemark parameter of the /goform/modifyWifiFilterRules endpoint in the Web Management Interface. Publicly available exploit code exists per VulDB disclosure, raising the practical risk for exposed management interfaces, though no public exploit identified at time of analysis confirms active in-the-wild exploitation. CVSS 4.0 score of 7.4 reflects high confidentiality, integrity, and availability impact with low privileges required.
Stack-based buffer overflow in Tenda W20E firmware 15.11.0.6 allows authenticated remote attackers to corrupt memory via the gotoUrl parameter handled by the formPortalAuth function in /goform/PortalAuth of the Web Management Interface. Publicly available exploit code exists, raising the likelihood of opportunistic targeting of internet-exposed router management interfaces, though no public exploit identified as actively exploited per CISA KEV at time of analysis.
Stack-based buffer overflow in the Tenda W20E router (firmware 15.11.0.6) allows remote authenticated attackers to corrupt memory via the portMirrorMirroredPorts parameter handled by formSetPortMirror in /goform/setPortMirror. Publicly available exploit code exists, raising the practical risk for exposed management interfaces, though no CISA KEV listing or EPSS data is provided to confirm widespread exploitation. The flaw enables high impact on confidentiality, integrity, and availability of the device per the CVSS 4.0 vector.
Stack-based buffer overflow in Tenda CX12L 16.03.53.12 routers allows remote attackers with low privileges to corrupt memory via the setSchedWifi function in /goform/openSchedWifi by manipulating the schedStartTime or schedEndTime parameters. Publicly available exploit code exists per VulDB, raising the practical risk despite the vulnerability not yet being listed in CISA KEV. The flaw impacts the Wi-Fi Schedule Configuration Endpoint and can lead to high confidentiality, integrity, and availability impact on the device.
Stack-based buffer overflow in the Tenda CX12L router (firmware 16.03.53.12) allows authenticated remote attackers to corrupt memory via the ssid parameter of the /goform/fast_setting_wifi_set endpoint, handled by the form_fast_setting_wifi_set function. Publicly available exploit code exists per VulDB disclosure, raising the likelihood of opportunistic exploitation against exposed management interfaces. The CVSS 4.0 score of 7.4 reflects high confidentiality, integrity, and availability impact bounded by a low-privilege requirement.
Stack-based buffer overflow in Tenda HG7HG9 and HG10 routers (firmware 300001138_en_xpon) allows remote attackers to corrupt memory via the blkDomain parameter in the formDOMAINBLK handler at /boaform/formDOMAINBLK. The CVSS 4.0 score of 9.3 reflects network-reachable, unauthenticated exploitation with high impact to confidentiality, integrity, and availability, and a public proof-of-concept repository has been published on GitHub by researcher ssaaaa1234, though no public exploit has been confirmed as active exploitation.
Stack-based buffer overflow in Tenda HG7, HG9, and HG10 ONT/router devices (firmware 300001138_en_xpon) allows authenticated remote attackers to corrupt memory by manipulating the funckey_transfer parameter sent to the /boaform/voip_other_set endpoint handled by the asp_voip_OtherSet function. Publicly available exploit code exists via a dedicated GitHub proof-of-concept repository, and the flaw scores CVSS 4.0 8.7 with full confidentiality, integrity, and availability impact. No public exploit identified in CISA KEV at time of analysis, but exposure of the Web Management Interface to untrusted networks materially raises real-world risk.
Weak password requirements in the Samba service of Tenda AC15 firmware 15.03.05.19 expose SMB file-sharing functionality to brute-force attacks from adjacent-network attackers. The flaw originates in the /etc_ro/smb.conf configuration, which enforces insufficient password complexity, enabling unauthenticated local-network adversaries to guess or brute-force credentials and achieve limited confidentiality, integrity, and availability impact. Publicly available exploit code exists, though the high attack complexity (AC:H) and adjacency requirement (AV:A) constrain realistic exploitation to targeted, in-person or LAN-positioned threat actors.
Denial of service in Tenda FH451 router firmware V1.0.0.9 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack overflow in the list1 parameter of the fromDhcpListClient function. Publicly available exploit code exists in a GitHub research repository, though the vulnerability is not listed in CISA KEV and no EPSS score has been published at time of analysis. Impact is limited to availability - no confidentiality or integrity loss is indicated.
Denial of service in Tenda AC1206 routers (firmware v15.03.06.23) is triggered by stack-based buffer overflows in the fromGstDhcpSetSer function reachable through the username and password parameters of a crafted HTTP request. Remote attackers with network reach to the device's web management interface can crash the service without authentication, and no public exploit identified at time of analysis although proof-of-concept research material is hosted on GitHub.
Denial of service in Tenda FH451 V1.0.0.9 routers allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack overflow in the page parameter handler of the fromDhcpListClient function. EPSS exploitation probability is very low (0.01%, 3rd percentile) and no public exploit identified at time of analysis, though proof-of-concept artifacts appear to be hosted in a public GitHub research repository. The flaw is not listed in CISA KEV.
Stack-based buffer overflow in Tenda W12 firmware 3.0.0.7(4763) allows remote attackers to corrupt memory in the embedded HTTP daemon by supplying a crafted Time argument to the set_local_time_0 function in /bin/httpd. Publicly available exploit code exists, and the CVSS 4.0 base score of 7.4 reflects high impact to confidentiality, integrity, and availability with low-privilege network access. No CISA KEV listing or EPSS score is provided, so widespread opportunistic exploitation is not confirmed at this time.
Stack-based buffer overflow in Tenda W12 firmware 3.0.0.7(4763) allows remote authenticated attackers to corrupt memory in the embedded HTTP daemon by supplying an oversized wifiMacFilterSet.macList.mac parameter to the cgiWifiMacFilterSet handler in /bin/httpd. Publicly available exploit code exists, raising the practical risk of device compromise, denial of service, or potential code execution on affected access points, though no CISA KEV listing or active exploitation has been confirmed.
Denial of service in Tenda W12 firmware 3.0.0.7(4763) allows a low-privileged remote attacker to crash the web management daemon by sending a crafted value for the 'web_over_time' argument to the cgiSysWebTimeoutSet handler in /bin/httpd. The availability impact is rated High (A:H), meaning successful exploitation renders the router's management interface - and potentially the device itself - unresponsive. A proof-of-concept exploit archive has been publicly released, lowering the barrier to exploitation, though this vulnerability is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Stack-based buffer overflow in Tenda W12 firmware 3.0.0.7(4763) allows authenticated remote attackers to corrupt memory in the embedded HTTP daemon via the 'sec' parameter of the cgiSysTimeInfoSet handler. Publicly available exploit code exists for this issue, raising the practical risk for exposed management interfaces despite no public exploit identified at time of analysis in the CISA KEV catalog.
Stack-based buffer overflow in Tenda W12 firmware 3.0.0.7(4763) allows remote attackers with low privileges to corrupt memory via the staMac parameter processed by the cgistaKickOff function in /bin/httpd. Publicly available exploit code exists (hosted at cdn2.v50to.cc), elevating practical risk despite no current CISA KEV listing. The CVSS 4.0 score of 7.4 reflects high confidentiality, integrity, and availability impact achievable over the network against this enterprise wireless access point.
Stack-based buffer overflow in Tenda F1202 router firmware 1.2.0.20(408) allows authenticated remote attackers to corrupt memory via the opttype parameter in the fromPptpUserAdd function at /goform/PptpUserAdd, enabling potential arbitrary code execution with total impact on confidentiality, integrity, and availability. Publicly available exploit code exists (VulDB-referenced PoC on GitHub), though EPSS rates exploitation probability low at 0.05% and the issue is not on CISA KEV.
Stack-based buffer overflow in the Tenda F1202 router (firmware 1.2.0.20(408)) allows remote attackers to corrupt memory by sending a crafted 'dips' parameter to the formGstDhcpSetSer handler at /goform/GstDhcpSetSer. Publicly available exploit code exists (published via VulDB/GitHub), though EPSS rates real-world exploitation probability very low at 0.05%, and the issue is not listed in CISA KEV.
Stack-based buffer overflow in the Tenda F1202 router (firmware 1.2.0.20(408)) allows remote attackers to corrupt memory by sending a crafted 'delno' parameter to the /goform/WrlExtraSet endpoint handled by the formWrlExtraSet function. Publicly available exploit code exists, though EPSS predicts only a 0.05% exploitation probability (14th percentile), and SSVC classifies the technical impact as total despite the attack not being automatable.
Stack-based buffer overflow in the Tenda F1202 router firmware 1.2.0.20(408) allows authenticated remote attackers to corrupt memory via the delno parameter of the /goform/PPTPUserSetting endpoint handled by fromPPTPUserSetting. Publicly available exploit code exists per VulDB disclosure, though EPSS rates the exploitation probability at only 0.05% (14th percentile) and no public exploit identified at time of analysis appears in CISA KEV. Successful exploitation can compromise confidentiality, integrity, and availability of the device.
Buffer overflow in the Tenda F456 router (firmware 1.0.0.5) allows remote attackers with low privileges to corrupt memory via the page parameter handled by the frmL7ImForm function exposed at /goform/L7Im. Publicly available exploit code exists, though EPSS rates near-term exploitation probability at only 0.05% (14th percentile) and the issue is not listed in CISA KEV.
Remote command injection in Tenda AC6 version 15.03.06.23 allows authenticated remote attackers to execute arbitrary OS commands via the wans.flag parameter in the /goform/getLogFile endpoint. The vulnerability has publicly available exploit code and may be actively exploited. Attack complexity is low, requiring only network access and high-level authentication privileges, with potential for confidentiality, integrity, and authenticity impacts.
OS command injection in Tenda AC6 firmware version 15.03.06.49_multi_TDE01 allows high-privilege remote attackers to execute arbitrary commands via manipulation of mac/ssid parameters in the fromSetWirelessRepeat function exposed through the /goform/WifiExtraSet HTTP endpoint. Public exploit code is available, though the CVSS 2.0 score reflects limited impact scope due to requirement of high-privilege authentication and minimal confidentiality/integrity/availability effects beyond low-severity damage.
Remote authenticated command injection in Tenda AC6 router firmware version 15.03.06.23 allows authenticated attackers to execute arbitrary OS commands via manipulation of the wl2g.public.country or wl5g.public.country parameters in the /goform/WifiApScan endpoint. The vulnerability affects the httpd component's formWifiApScan function and has publicly available exploit code, presenting moderate risk to affected deployments.
OS command injection in Tenda AC6 2.0/15.03.06.23 httpd daemon allows authenticated remote attackers to execute arbitrary system commands via the lan.ip parameter in /goform/telnet endpoint. The vulnerability requires high-level administrative privileges and has publicly available exploit code; real-world risk is limited by authentication requirement despite network accessibility and low attack complexity.
Stack-based buffer overflow in Tenda CX12L router firmware 16.03.53.12 allows authenticated remote attackers to achieve full system compromise via the PPTP server configuration interface. The vulnerability resides in the formSetPPTPServer function within /goform/SetPptpServerCfg and is exploitable over the network with low attack complexity. A public proof-of-concept exploit exists on GitHub, significantly lowering the barrier to exploitation, though CISA has not yet added this to the KEV catalog indicating no confirmed widespread active exploitation at this time.
Stack-based buffer overflow in Tenda 4G300 US_4G300V1.0Mt_V1.01.42_CN_TDC01 allows authenticated remote attackers to execute arbitrary code with elevated privileges via crafted SafeMacFilter requests. The vulnerability resides in function sub_427C3C at endpoint /goform/SafeMacFilter, where insufficient input validation of the 'page' parameter enables memory corruption. Public exploit code exists on GitHub (Axelioc/CVE), significantly lowering the barrier to exploitation for attackers with valid router credentials. CVSS 7.4 reflects high confidentiality, integrity, and availability impact requiring only low-privilege authentication.
Command injection in Tenda 4G300 US version 1.01.42 allows authenticated remote attackers to execute arbitrary system commands via the delflag parameter in the /goform/DelFil endpoint. The vulnerability affects the sub_425A28 function and has publicly available exploit code; CVSS 6.3 reflects authenticated access requirement but moderate impact scope.
Tenda FH303/A300 firmware V5.07.68_EN contains a session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient cookie validation. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda W3002R/A302/W309R wireless routers version V5.07.64_en contain a cookie session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda W308R v2 V5.07.48 contains a cookie session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient session validation. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Command injection in the Tenda HG3 2.0 gateway/router allows an authenticated remote attacker to inject arbitrary OS commands through the formTracert handler at /boaform/formTracert by manipulating the datasize argument (CWE-77). Publicly available exploit code exists (disclosed via VulDB), though there is no public exploit identified as being actively used in the wild and it is not listed in CISA KEV. EPSS is modest at 0.29% (52nd percentile), indicating exploitation is plausible but not yet widespread.
Stack-based buffer overflow in the Tenda HG3 2.0 router allows authenticated remote attackers to corrupt memory by supplying an oversized destNet parameter to the formUploadConfig handler at the /boaform/formIPv6Routing endpoint. Publicly available exploit code exists, though EPSS rates real-world exploitation probability very low (0.05%, 14th percentile) and there is no public exploit identified as actively exploited. Successful exploitation yields total impact to confidentiality, integrity, and availability, typically manifesting as device crash or arbitrary code execution on the embedded system.
OS command injection in Tenda HG3 router version 2.0 allows authenticated remote attackers to execute arbitrary commands with device privileges via the 'countrystr' parameter in /boaform/formCountrystr endpoint. Public exploit code exists (CVSS 4.0 E:P modifier confirms POC availability), enabling authenticated attackers to fully compromise router confidentiality, integrity, and availability. EPSS data unavailable; not currently in CISA KEV catalog, suggesting exploitation may be targeted rather than widespread despite public POC.
Command injection in Tenda F456 1.0.0.5 httpd allows authenticated remote attackers to execute arbitrary commands via the mac parameter in the /goform/WriteFacMac endpoint. The vulnerability has a publicly available exploit and CVSS 5.3 score with authenticated access requirement (PR:L), limiting immediate widespread risk but affecting exposed or compromised administrative accounts.
Buffer overflow in Tenda F456 router firmware version 1.0.0.5 allows authenticated remote attackers to achieve code execution via crafted requests to the /goform/WrlclientSet endpoint. The vulnerability exists in the fromWrlclientSet function of the httpd component. Public exploit code is available on GitHub, increasing practical exploitation risk despite requiring low-privilege authentication (CVSS 7.4, EPSS data not provided).
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to execute arbitrary code or crash the device via crafted HTTP requests to the /goform/Natlimit endpoint. Public exploit code exists on GitHub (Litengzheng/vuldb_new), demonstrating practical exploitability. EPSS data unavailable, but with POC published and AV:N/AC:L indicating straightforward network exploitation, this poses significant risk to internet-exposed router management interfaces with weak or default credentials.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to trigger buffer overflow via crafted mit_linktype parameter to /goform/QuickIndex endpoint in httpd service. Public exploit code exists on GitHub (Litengzheng/vuldb_new), enabling memory corruption with high impact to confidentiality, integrity, and availability. CVSS 7.4 reflects low attack complexity with network access requiring only low-privilege authentication. No vendor patch identified at time of analysis.
Remote authenticated attackers can execute arbitrary code on Tenda F456 router version 1.0.0.5 via buffer overflow in the DhcpListClient function of the httpd component. Exploitation requires low-privilege HTTP authentication and targets the web management interface. A public proof-of-concept exploit exists on GitHub (Litengzheng/vuldb_new), enabling straightforward weaponization. EPSS data unavailable, but the combination of remote attack vector, low complexity (AC:L), and publicly disclosed exploit code indicates elevated real-world exploitation risk for internet-exposed devices with default or weak credentials.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to compromise the device via buffer overflow in the httpd web management interface. Exploitation requires low-privilege credentials but enables complete device takeover (CVSS 7.4). A public proof-of-concept exploit exists on GitHub, significantly lowering the barrier to active exploitation despite requiring authentication.
OS command injection in Tenda HG3 router version 2.0 (build 300003070) allows authenticated remote attackers to execute arbitrary system commands with router privileges via the fmgpon_loid parameter in the formgponConf administrative function. Public exploit code is available and confirmed usable for attacks per VulDB reporting, significantly lowering the skill barrier for exploitation despite requiring valid administrative credentials.
Remote authenticated buffer overflow in Tenda F456 1.0.0.5 httpd allows attackers to compromise router integrity and availability via crafted WrlExtraSet requests. Exploitation occurs through the formWrlExtraSet function when manipulating the 'Go' parameter at /goform/WrlExtraSet endpoint. Public exploit code is available on GitHub (Litengzheng/vuldb_new), enabling straightforward weaponization. CVSS 7.4 (High) with CVSS v4.0 Exploit Maturity: Proof-of-Concept confirms exploitability. While requiring low-privilege authentication (PR:L), the network attack vector (AV:N) and low complexity (AC:L) make this accessible to remote attackers with basic router credentials, commonly obtained via credential stuffing or default password exploitation.
Remote authenticated buffer overflow in Tenda F456 1.0.0.5 router allows complete device compromise via the DHCP server configuration handler. A low-privileged attacker can send a crafted HTTP request with malicious 'dips' parameter to /goform/GstDhcpSetSer, triggering a buffer overflow in the httpd service that enables arbitrary code execution with full system control. Public exploit code is available on GitHub (EPSS exploitation probability data not provided, not listed in CISA KEV at time of analysis).
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to achieve full device compromise through the PPTP user management interface. The vulnerability exists in the fromPPTPUserSetting function within the httpd component, exploitable via manipulation of the 'delno' parameter sent to /goform/PPTPUserSetting. Public exploit code is available on GitHub, significantly lowering the barrier to exploitation, though no CISA KEV listing or widespread exploitation has been confirmed at time of analysis.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to compromise device integrity and confidentiality via buffer overflow in the WAN configuration interface. The vulnerability exploits the fromAdvSetWan function's improper handling of the wanmode parameter, enabling complete device takeover. Public exploit code exists on GitHub (Litengzheng/vuldb_new), significantly lowering the barrier to exploitation. EPSS data not available, but the combination of network attack vector, low complexity (AC:L), and publicly available POC makes this a realistic threat to exposed management interfaces.
Buffer overflow in Tenda F456 router version 1.0.0.5 allows authenticated remote attackers to achieve arbitrary code execution with high impact to confidentiality, integrity, and availability. The vulnerability resides in the fromSetIpBind function of the httpd daemon's /goform/SetIpBind endpoint, exploitable via malformed 'page' parameter input. Public exploit code exists on GitHub (Litengzheng/vuldb_new), elevating real-world risk despite requiring low-privilege authentication (CVSS 7.4, EPSS data not provided, not in CISA KEV at time of analysis).
Remote unauthenticated command injection in Tenda AC18 router firmware V15.03.05.05_multi allows complete device compromise via the SetSambaCfg interface. Attackers can execute arbitrary system commands by manipulating the guestuser parameter in HTTP requests to /goform/SetSambaCfg. CVSS 9.8 critical severity with network attack vector and no authentication required. EPSS score of 0.06% (19th percentile) suggests low observed exploitation despite extreme technical severity. Publicly documented exploit proof-of-concept exists on GitHub.
Buffer overflow in Tenda F456 router firmware 1.0.0.5 enables remote authenticated attackers to achieve arbitrary code execution via crafted HTTP requests to the /goform/setcfm endpoint in the httpd service. The vulnerability affects the funcname and funcpara1 parameters and has a publicly available exploit on GitHub, significantly lowering the barrier for exploitation. CVSS v4.0 base score of 7.4 reflects high confidentiality, integrity, and availability impact with low attack complexity, though the requirement for low-privilege authentication provides some defense. No vendor patch has been identified for this IoT router vulnerability.
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to achieve arbitrary code execution with high impact to confidentiality, integrity, and availability. The vulnerability resides in the SafeUrlFilter functionality of the httpd web server component, triggered by manipulating the 'page' parameter. A public proof-of-concept exploit is available on GitHub, significantly lowering the barrier to exploitation, though no CISA KEV listing or widespread exploitation has been confirmed at time of analysis.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to overflow buffers in the httpd service via crafted menufacturer/Go parameters to the VirtualSer endpoint. Public exploit code exists on GitHub (Litengzheng/vuldb_new), enabling attackers with low-privilege credentials to achieve complete system compromise. While CVSS rates this 7.4 (High) with network attack vector and low complexity, the requirement for authentication (PR:L) moderates real-world risk compared to unauthenticated RCE - priority depends on whether default credentials are documented or credential stuffing is viable against target deployments.
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to execute arbitrary code via malformed PPTP client parameters. The vulnerability resides in the fromPptpUserAdd function of the httpd web server component, specifically through manipulation of the opttype/usernamewith arguments. Public exploit code is available on GitHub, significantly lowering the barrier for exploitation against internet-exposed Tenda F456 devices with default or weak administrative credentials.
Buffer overflow in Tenda F456 router firmware version 1.0.0.5 enables authenticated remote attackers to achieve complete system compromise via crafted HTTP requests to the /goform/L7Prot endpoint. The vulnerability affects the frmL7ProtForm function in the httpd component, triggered by malicious 'page' parameter manipulation. Public exploit code exists on GitHub (Litengzheng/vuldb_new), significantly lowering the barrier to exploitation despite requiring low-privilege authentication (PR:L). CVSS 7.4 reflects high confidentiality, integrity, and availability impact with network attack vector and low complexity.
Path traversal in Tenda i9 router firmware version 1.0.0.5(2204) allows remote unauthenticated attackers to access arbitrary files, modify system configurations, and potentially disrupt device operation via the R7WebsSecurityHandlerfunction in the HTTP Handler component. Publicly available exploit code exists on GitHub (Litengzheng/vuldb_new), enabling straightforward exploitation with EPSS-assessed risk. The vulnerability permits confidentiality, integrity, and availability impacts with low attack complexity and no required user interaction, making it a realistic target for automated scanning and exploitation.
Stack-based buffer overflow in Tenda FH1202 router firmware 1.2.0.14 allows authenticated remote attackers to execute arbitrary code via crafted HTTP requests to the /goform/WrlclientSet endpoint. The vulnerability resides in the fromWrlclientSet function of the httpd component, triggered by malicious 'Go' parameter input. Publicly available proof-of-concept exploit code increases immediate exploitation risk for exposed devices. EPSS data not provided, but public POC and low attack complexity (AC:L) indicate elevated real-world risk despite authentication requirement (PR:L).
Stack-based buffer overflow in Tenda FH1202 router firmware 1.2.0.14(408) allows authenticated remote attackers to execute arbitrary code via crafted 'Go' parameter to the /goform/WrlExtraSet endpoint in the httpd service. A public proof-of-concept exploit exists (GitHub), enabling reliable exploitation despite low attack complexity. CVSS 7.4 (High) severity reflects significant impact potential, though exploitation requires valid user credentials (PR:L), limiting mass-scale attacks to scenarios where default/weak credentials are common in Tenda routers.
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to achieve high-impact compromise of device confidentiality, integrity, and availability through crafted input to the SafeClientFilter function. A proof-of-concept exploit has been published on GitHub, increasing the likelihood of exploitation attempts against exposed management interfaces. While authentication is required (PR:L), the low attack complexity (AC:L) and network accessibility (AV:N) make this exploitable by attackers with basic router credentials.
Buffer overflow in Tenda F456 wireless router firmware 1.0.0.5 allows authenticated remote attackers to achieve arbitrary code execution through the SafeEmailFilter function. The vulnerability requires low-privilege authentication but enables complete system compromise (confidentiality, integrity, and availability impact all rated High). A public exploit has been published on GitHub, significantly lowering the barrier for exploitation, though no CISA KEV listing or EPSS data indicates the attack remains targeted rather than widespread at this time.
Buffer overflow in Tenda F456 router version 1.0.0.5 allows authenticated remote attackers to achieve complete device compromise via crafted HTTP requests to the /goform/SafeMacFilter endpoint. The vulnerability resides in the fromSafeMacFilter function's improper validation of the 'page' parameter. Public exploit code is available on GitHub, significantly lowering the technical barrier for exploitation. CVSS 7.4 (High) reflects the network attack vector and high impact across confidentiality, integrity, and availability, though exploitation requires low-privilege authentication.
Remote code execution in Tenda F456 router firmware version 1.0.0.5 allows authenticated attackers to crash the device or execute arbitrary code via buffer overflow in the RouteStatic configuration handler. The vulnerability targets the 'page' parameter in /goform/RouteStatic endpoint and requires only low-privilege authentication (CVSS PR:L). A publicly available proof-of-concept exploit exists on GitHub, significantly lowering the technical barrier for exploitation. The CVSS 4.0 score of 7.4 reflects high confidentiality, integrity, and availability impact with low attack complexity (AC:L) and network-based attack vector (AV:N).
Buffer overflow in Tenda F456 router firmware version 1.0.0.5 allows authenticated remote attackers to execute arbitrary code or crash the device by sending malformed HTTP requests to the /goform/addressNat endpoint. The vulnerability exists in the fromaddressNat function and is actively exploitable with publicly available proof-of-concept code. CVSS 7.4 with low attack complexity indicates straightforward exploitation once authenticated, while EPSS data (if available) would contextualize real-world exploitation likelihood beyond the confirmed POC availability.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to crash the device or execute arbitrary code via buffer overflow in the fromP2pListFilter function. Exploitation requires low-privilege authentication (PR:L) and is network-accessible (AV:N) with low attack complexity (AC:L). Publicly available exploit code exists (CVSS E:P), significantly lowering the barrier to exploitation. EPSS data not provided, but public POC availability and router attack surface suggest moderate real-world risk for exposed management interfaces.
Command injection in Tenda F453 firmware up to version 1.0.0.3 allows authenticated remote attackers to execute arbitrary system commands via the TendaTelnet function in the /goform/telnet endpoint. The vulnerability has publicly available exploit code and may be actively used against deployed devices. Attack requires low-privilege authentication but carries significant risk due to the telnet service's direct command execution capability.
Remote authenticated attackers can execute arbitrary code on Tenda HG10 routers (firmware HG7_HG9_HG10re_300001138_en_xpon) by sending a malformed 'nextHop' parameter to the /boaform/formRouting endpoint in the Boa web service. This buffer overflow vulnerability has publicly available exploit code on GitHub and is rated 8.8 (High) with low attack complexity. EPSS data unavailable; not currently listed in CISA KEV. Successful exploitation requires only low-privilege authentication and grants full device compromise (confidentiality, integrity, and availability impact).
Command injection in Tenda W30E V2.0 firmware V16.01.0.21 allows remote unauthenticated attackers to execute arbitrary operating system commands as root through the formSetUSBPartitionUmount function by manipulating the usbPartitionName parameter. The vulnerability achieves maximum CVSS severity (9.8) due to network accessibility without authentication, though EPSS exploitation probability remains low (0.17%, 38th percentile), suggesting limited attacker interest at time of analysis. No active exploitation confirmed by CISA KEV, and public exploit code status is unverified from researcher disclosure.
Command injection in Tenda W30E router firmware V16.01.0.21 allows unauthenticated remote attackers to execute arbitrary system commands via the 'hostName' parameter in the diagnostic ping function. Attack requires only network access to the router's web interface with no authentication or user interaction. Proof-of-concept exploit code is publicly available (SSVC exploitation status: POC). EPSS data not available, but SSVC framework marks this as automatable with partial technical impact, making it suitable for mass scanning campaigns targeting exposed Tenda routers.
Buffer overflow in Tenda F451 router firmware 1.0.0.7_cn_svn7958 allows authenticated remote attackers to achieve complete compromise via the SafeClientFilter function. The httpd service improperly validates 'menufacturer' and 'Go' parameters, enabling memory corruption that leads to code execution with firmware-level privileges. A public exploit (GitHub PoC) exists, but no CISA KEV listing indicates exploitation remains proof-of-concept rather than widespread. EPSS data unavailable; CVSS 7.4 reflects network attack vector with low complexity, though low-privilege authentication is required.
Buffer overflow in Tenda F451 router (version 1.0.0.7_cn_svn7958) allows authenticated remote attackers to achieve arbitrary code execution with high impact on confidentiality, integrity, and availability. The vulnerability exists in the httpd component's webExcptypemanFilter function, exploitable via malicious 'page' parameter input to /goform/webExcptypemanFilter. Public exploit code is available on GitHub (CVSS 7.4, CWE-120). EPSS data not provided, not listed in CISA KEV. This targets a specific legacy Chinese firmware version of a consumer-grade router with known end-of-life support issues.
Remote buffer overflow in Tenda F451 router (version 1.0.0.7_cn_svn7958) allows authenticated attackers to achieve arbitrary code execution via crafted DHCP server configuration requests. The vulnerability exists in the httpd service's /goform/GstDhcpSetSer endpoint, exploitable by manipulating the 'dips' parameter. Public exploit code is available on GitHub, significantly lowering exploitation barriers for authenticated attackers with network access to the router's management interface.
Stack-based buffer overflow in Tenda F456 1.0.0.5 router's formwebtypelibrary function allows authenticated remote attackers to achieve arbitrary code execution with high impact to confidentiality, integrity, and availability. The vulnerability resides in /goform/webtypelibrary endpoint via manipulation of the 'menufacturer' or 'Go' parameters. Public exploit code exists on GitHub (EPSS 0.05%, 14th percentile), indicating low likelihood of mass exploitation but confirmed weaponization capability. No vendor patch identified at time of analysis.
Stack-based buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to achieve complete device compromise via crafted input to the 'page' parameter in the fromqossetting QoS configuration handler. Publicly available exploit code exists (GitHub POC), CVSS 7.4 (High), EPSS 0.05% (low exploitation probability). Not actively exploited per CISA KEV. This is a classic IoT router vulnerability affecting the web management interface at /goform/qossetting, requiring valid authentication credentials but enabling full device takeover once authenticated.
Stack-based buffer overflow in Tenda F456 router firmware v1.0.0.5 allows authenticated remote attackers to achieve code execution with high integrity and availability impact via crafted 'page' parameter to the /goform/NatStaticSetting endpoint's fromNatStaticSetting function. Public exploit code exists (EPSS 0.05%, 14th percentile), indicating low observed exploitation probability despite proof-of-concept availability. No active exploitation confirmed via CISA KEV at time of analysis.
Stack-based buffer overflow in Tenda F456 router firmware version 1.0.0.5 allows authenticated remote attackers to achieve complete system compromise via crafted input to the wireless security settings handler. Public exploit code is available, but EPSS exploitation probability remains very low (0.05%, 14th percentile), and no active exploitation has been reported. The vulnerability requires authenticated access to the router's administrative interface, limiting opportunistic exploitation.
Stack-based buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to execute arbitrary code via the /goform/exeCommand endpoint. The vulnerability has a publicly available proof-of-concept exploit and affects the fromexeCommand function through manipulation of the cmdinput parameter. EPSS probability is low (0.05%, 14th percentile), indicating minimal observed exploitation activity despite POC availability. Not listed in CISA KEV, confirming no widespread active exploitation detected.
Stack-based buffer overflow in Tenda F451 router firmware 1.0.0.7_cn_svn7958 allows authenticated remote attackers to achieve complete system compromise (confidentiality, integrity, availability breach) via malformed ADSL/WAN configuration parameters. The vulnerability resides in the fromAdvSetWan function handling wanmode and PPPOEPassword arguments. Publicly available exploit code exists, significantly lowering the barrier to exploitation. CVSS 7.4 (High) with low attack complexity and network-reachable attack vector indicates substantial risk for exposed management interfaces.
Stack-based buffer overflow in Tenda F451 wireless router (firmware 1.0.0.7_cn_svn7958) allows authenticated remote attackers to achieve arbitrary code execution with high confidentiality, integrity, and availability impact. The vulnerability resides in the frmL7ImForm function handling the 'page' parameter at /goform/L7Im endpoint. Publicly available exploit code exists (GitHub POC published), significantly lowering exploitation barriers. CVSS 8.8 (High) reflects network-accessible attack vector with low complexity, requiring only low-privilege authentication. No vendor-released patch identified at time of analysis.
Stack-based buffer overflow in Tenda F451 router firmware version 1.0.0.7_cn_svn7958 allows authenticated remote attackers to achieve arbitrary code execution with high impact to confidentiality, integrity, and availability. The vulnerability resides in the fromSetIpBind function accessible via /goform/SetIpBind endpoint, where manipulation of the 'page' parameter triggers memory corruption. Publicly available exploit code exists (GitHub POC published), significantly lowering the barrier to exploitation despite requiring low-privilege authentication. CVSS 8.8 severity reflects network accessibility, low attack complexity, and complete system compromise potential.
Denial of service in Tenda W20E router firmware v15.11.0.6 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack-based buffer overflow in the picCropName parameter of the formCropAndSetWewifiPic function. No public exploit identified at time of analysis, though a research write-up referencing the vulnerable function exists in a public GitHub repository. The combination of network-reachable attack surface, no authentication requirement, and low complexity makes opportunistic abuse against exposed admin interfaces realistic.
Remote denial of service in Tenda W20E router firmware v15.11.0.6 allows unauthenticated network attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the wewifiWhiteUserInfo parameter handled by the formAddWewifiWhiteUser function. EPSS scores exploitation probability at only 0.02% (4th percentile) and no public exploit code or active exploitation has been reported, though a research repository documenting the finding exists on GitHub. The vulnerability is not listed in CISA KEV.
Denial of service in Tenda W20E router firmware v15.11.0.6 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack buffer overflow in the webAuthUserInfo parameter of the formAddWebAuthUser function. No public exploit identified at time of analysis, though a researcher-published proof-of-concept repository on GitHub documents the issue. EPSS and KEV data are not provided, but the network-reachable, no-auth, no-interaction CVSS vector makes this a credible risk for any exposed management interface.
Denial of service in Tenda O3 Wireless Router firmware v1.0.0.5(4180) allows remote unauthenticated attackers to crash the device by sending crafted HTTP requests that trigger stack buffer overflows in the fromVirtualSer function. Five distinct overflow sinks (puVar2, puVar1, __s2, __s1_00, puVar3) are reachable via the same handler. No public exploit identified at time of analysis, and EPSS rates exploitation likelihood at 0.01%, but a research repository with vulnerability artifacts is referenced.
Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the webAuthWhiteUserInfo parameter of the formAddWebAuthWhiteUser handler. EPSS is very low (0.02%, 4th percentile) and no public exploit identified at time of analysis, though a GitHub research repository documents the flaw. The CVSS 7.5 reflects high availability impact with no confidentiality or integrity compromise.
Denial of service in Tenda W3 Wireless Router firmware v1.0.0.3(2204) allows unauthenticated remote attackers to crash the device by sending crafted HTTP requests with oversized username or password parameters that overflow stack buffers in the R7WebsSecurityHandler function. The flaw affects the router's web management interface and carries a CVSS 7.5 (availability-only impact); no public exploit identified at time of analysis and EPSS exploitation probability is very low at 0.01%.
Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request with an oversized picName parameter to the formDelwebAuthPic handler. No public exploit identified at time of analysis, and EPSS rates real-world exploitation probability at just 0.02% (4th percentile), but the affected SOHO/SMB router class is a frequent target once weaponized PoCs emerge.
Multiple stack-based buffer overflows in Tenda G0 router firmware v15.11.0.5 allow network-adjacent or remote attackers to crash the device by sending crafted HTTP requests to the `formSetDebugCfgr` debug configuration endpoint, with three independent overflow vectors (`enable`, `level`, `module` parameters) each capable of triggering a denial-of-service condition. The official CVSS vector includes UI:R, suggesting a possible CSRF-style delivery mechanism requiring an authenticated administrator to be tricked into issuing the malicious request, which meaningfully constrains exploitation compared to a purely unauthenticated remote attack. No public exploit confirmed in CISA KEV; an associated GitHub repository referenced in the CVE may contain proof-of-concept material, though EPSS remains extremely low at 0.01% (2nd percentile).
Remote denial of service in Tenda US_W3V1.0BR router firmware v1.0.0.3 allows unauthenticated network attackers to crash the device by sending a crafted value in the 'Go' parameter to the ask_to_reboot function, triggering a stack-based buffer overflow. No public exploit identified at time of analysis, though a third-party research repository on GitHub references the vulnerable function.
Denial of service in Tenda W15E router firmware version 15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack-based buffer overflow in the picCropName parameter of the formCropAndSetWewifiPic function. No public exploit identified at time of analysis, and EPSS scoring of 0.01% indicates very low predicted exploitation probability, though a research repository hosting analysis artifacts exists on GitHub.
Stack-based buffer overflow in the Tenda F451 router (firmware 1.0.0.7 and 1.0.0.9) Web Management Interface allows remote authenticated attackers to corrupt memory by sending a crafted 'page' argument to the fromNatlimit handler at /goform/Natlimit. Publicly available exploit code exists, raising practical risk for exposed or LAN-reachable devices, though no public exploit identified as actively used in CISA KEV at time of analysis.
OS command injection in Tenda F451 routers (firmware 1.0.0.7 and 1.0.0.9) allows remote attackers with low-privileged web management access to execute arbitrary operating system commands by manipulating the 'mac' parameter sent to the /goform/WriteFacMac endpoint handled by the formWriteFacMac function. Publicly available exploit code exists, raising the practical risk for any device exposing the web management interface to untrusted networks. The flaw is rated CVSS 4.0 base 7.4 with high confidentiality, integrity, and availability impact on the device itself.
Stack-based buffer overflow in Tenda HG7, HG9, and HG10 XPON ONT routers (firmware 300001138_en_xpon) allows authenticated remote attackers to corrupt memory via the encodename parameter of the formPPPEdit handler at /boaform/formPPPEdit. Publicly available exploit code exists (hosted on GitHub by researcher xiezhihua-1127), elevating practical risk despite no confirmed active exploitation in CISA KEV. Successful exploitation yields high impact to confidentiality, integrity, and availability on the affected device.
Stack-based buffer overflow in the Tenda AC18 router (firmware 15.03.05.05) Web Management Interface allows remote attackers with low privileges to corrupt memory by manipulating the callback argument sent to /goform/getRebootStatus. The flaw, handled by the sub_45304 function, has publicly available exploit code and enables high impact to confidentiality, integrity, and availability of the device. No public exploit identified as actively exploited in CISA KEV, but POC publication raises the risk of opportunistic attacks against exposed management interfaces.
Stack-based buffer overflow in the Tenda W20E router (firmware 15.11.0.6) allows remote authenticated attackers to corrupt memory via the wifiFilterListRemark parameter of the /goform/modifyWifiFilterRules endpoint in the Web Management Interface. Publicly available exploit code exists per VulDB disclosure, raising the practical risk for exposed management interfaces, though no public exploit identified at time of analysis confirms active in-the-wild exploitation. CVSS 4.0 score of 7.4 reflects high confidentiality, integrity, and availability impact with low privileges required.
Stack-based buffer overflow in Tenda W20E firmware 15.11.0.6 allows authenticated remote attackers to corrupt memory via the gotoUrl parameter handled by the formPortalAuth function in /goform/PortalAuth of the Web Management Interface. Publicly available exploit code exists, raising the likelihood of opportunistic targeting of internet-exposed router management interfaces, though no public exploit identified as actively exploited per CISA KEV at time of analysis.
Stack-based buffer overflow in the Tenda W20E router (firmware 15.11.0.6) allows remote authenticated attackers to corrupt memory via the portMirrorMirroredPorts parameter handled by formSetPortMirror in /goform/setPortMirror. Publicly available exploit code exists, raising the practical risk for exposed management interfaces, though no CISA KEV listing or EPSS data is provided to confirm widespread exploitation. The flaw enables high impact on confidentiality, integrity, and availability of the device per the CVSS 4.0 vector.
Stack-based buffer overflow in Tenda CX12L 16.03.53.12 routers allows remote attackers with low privileges to corrupt memory via the setSchedWifi function in /goform/openSchedWifi by manipulating the schedStartTime or schedEndTime parameters. Publicly available exploit code exists per VulDB, raising the practical risk despite the vulnerability not yet being listed in CISA KEV. The flaw impacts the Wi-Fi Schedule Configuration Endpoint and can lead to high confidentiality, integrity, and availability impact on the device.
Stack-based buffer overflow in the Tenda CX12L router (firmware 16.03.53.12) allows authenticated remote attackers to corrupt memory via the ssid parameter of the /goform/fast_setting_wifi_set endpoint, handled by the form_fast_setting_wifi_set function. Publicly available exploit code exists per VulDB disclosure, raising the likelihood of opportunistic exploitation against exposed management interfaces. The CVSS 4.0 score of 7.4 reflects high confidentiality, integrity, and availability impact bounded by a low-privilege requirement.
Stack-based buffer overflow in Tenda HG7HG9 and HG10 routers (firmware 300001138_en_xpon) allows remote attackers to corrupt memory via the blkDomain parameter in the formDOMAINBLK handler at /boaform/formDOMAINBLK. The CVSS 4.0 score of 9.3 reflects network-reachable, unauthenticated exploitation with high impact to confidentiality, integrity, and availability, and a public proof-of-concept repository has been published on GitHub by researcher ssaaaa1234, though no public exploit has been confirmed as active exploitation.
Stack-based buffer overflow in Tenda HG7, HG9, and HG10 ONT/router devices (firmware 300001138_en_xpon) allows authenticated remote attackers to corrupt memory by manipulating the funckey_transfer parameter sent to the /boaform/voip_other_set endpoint handled by the asp_voip_OtherSet function. Publicly available exploit code exists via a dedicated GitHub proof-of-concept repository, and the flaw scores CVSS 4.0 8.7 with full confidentiality, integrity, and availability impact. No public exploit identified in CISA KEV at time of analysis, but exposure of the Web Management Interface to untrusted networks materially raises real-world risk.
Weak password requirements in the Samba service of Tenda AC15 firmware 15.03.05.19 expose SMB file-sharing functionality to brute-force attacks from adjacent-network attackers. The flaw originates in the /etc_ro/smb.conf configuration, which enforces insufficient password complexity, enabling unauthenticated local-network adversaries to guess or brute-force credentials and achieve limited confidentiality, integrity, and availability impact. Publicly available exploit code exists, though the high attack complexity (AC:H) and adjacency requirement (AV:A) constrain realistic exploitation to targeted, in-person or LAN-positioned threat actors.
Denial of service in Tenda FH451 router firmware V1.0.0.9 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack overflow in the list1 parameter of the fromDhcpListClient function. Publicly available exploit code exists in a GitHub research repository, though the vulnerability is not listed in CISA KEV and no EPSS score has been published at time of analysis. Impact is limited to availability - no confidentiality or integrity loss is indicated.
Denial of service in Tenda AC1206 routers (firmware v15.03.06.23) is triggered by stack-based buffer overflows in the fromGstDhcpSetSer function reachable through the username and password parameters of a crafted HTTP request. Remote attackers with network reach to the device's web management interface can crash the service without authentication, and no public exploit identified at time of analysis although proof-of-concept research material is hosted on GitHub.
Denial of service in Tenda FH451 V1.0.0.9 routers allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack overflow in the page parameter handler of the fromDhcpListClient function. EPSS exploitation probability is very low (0.01%, 3rd percentile) and no public exploit identified at time of analysis, though proof-of-concept artifacts appear to be hosted in a public GitHub research repository. The flaw is not listed in CISA KEV.
Stack-based buffer overflow in Tenda W12 firmware 3.0.0.7(4763) allows remote attackers to corrupt memory in the embedded HTTP daemon by supplying a crafted Time argument to the set_local_time_0 function in /bin/httpd. Publicly available exploit code exists, and the CVSS 4.0 base score of 7.4 reflects high impact to confidentiality, integrity, and availability with low-privilege network access. No CISA KEV listing or EPSS score is provided, so widespread opportunistic exploitation is not confirmed at this time.
Stack-based buffer overflow in Tenda W12 firmware 3.0.0.7(4763) allows remote authenticated attackers to corrupt memory in the embedded HTTP daemon by supplying an oversized wifiMacFilterSet.macList.mac parameter to the cgiWifiMacFilterSet handler in /bin/httpd. Publicly available exploit code exists, raising the practical risk of device compromise, denial of service, or potential code execution on affected access points, though no CISA KEV listing or active exploitation has been confirmed.
Denial of service in Tenda W12 firmware 3.0.0.7(4763) allows a low-privileged remote attacker to crash the web management daemon by sending a crafted value for the 'web_over_time' argument to the cgiSysWebTimeoutSet handler in /bin/httpd. The availability impact is rated High (A:H), meaning successful exploitation renders the router's management interface - and potentially the device itself - unresponsive. A proof-of-concept exploit archive has been publicly released, lowering the barrier to exploitation, though this vulnerability is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Stack-based buffer overflow in Tenda W12 firmware 3.0.0.7(4763) allows authenticated remote attackers to corrupt memory in the embedded HTTP daemon via the 'sec' parameter of the cgiSysTimeInfoSet handler. Publicly available exploit code exists for this issue, raising the practical risk for exposed management interfaces despite no public exploit identified at time of analysis in the CISA KEV catalog.
Stack-based buffer overflow in Tenda W12 firmware 3.0.0.7(4763) allows remote attackers with low privileges to corrupt memory via the staMac parameter processed by the cgistaKickOff function in /bin/httpd. Publicly available exploit code exists (hosted at cdn2.v50to.cc), elevating practical risk despite no current CISA KEV listing. The CVSS 4.0 score of 7.4 reflects high confidentiality, integrity, and availability impact achievable over the network against this enterprise wireless access point.
Stack-based buffer overflow in Tenda F1202 router firmware 1.2.0.20(408) allows authenticated remote attackers to corrupt memory via the opttype parameter in the fromPptpUserAdd function at /goform/PptpUserAdd, enabling potential arbitrary code execution with total impact on confidentiality, integrity, and availability. Publicly available exploit code exists (VulDB-referenced PoC on GitHub), though EPSS rates exploitation probability low at 0.05% and the issue is not on CISA KEV.
Stack-based buffer overflow in the Tenda F1202 router (firmware 1.2.0.20(408)) allows remote attackers to corrupt memory by sending a crafted 'dips' parameter to the formGstDhcpSetSer handler at /goform/GstDhcpSetSer. Publicly available exploit code exists (published via VulDB/GitHub), though EPSS rates real-world exploitation probability very low at 0.05%, and the issue is not listed in CISA KEV.
Stack-based buffer overflow in the Tenda F1202 router (firmware 1.2.0.20(408)) allows remote attackers to corrupt memory by sending a crafted 'delno' parameter to the /goform/WrlExtraSet endpoint handled by the formWrlExtraSet function. Publicly available exploit code exists, though EPSS predicts only a 0.05% exploitation probability (14th percentile), and SSVC classifies the technical impact as total despite the attack not being automatable.
Stack-based buffer overflow in the Tenda F1202 router firmware 1.2.0.20(408) allows authenticated remote attackers to corrupt memory via the delno parameter of the /goform/PPTPUserSetting endpoint handled by fromPPTPUserSetting. Publicly available exploit code exists per VulDB disclosure, though EPSS rates the exploitation probability at only 0.05% (14th percentile) and no public exploit identified at time of analysis appears in CISA KEV. Successful exploitation can compromise confidentiality, integrity, and availability of the device.
Buffer overflow in the Tenda F456 router (firmware 1.0.0.5) allows remote attackers with low privileges to corrupt memory via the page parameter handled by the frmL7ImForm function exposed at /goform/L7Im. Publicly available exploit code exists, though EPSS rates near-term exploitation probability at only 0.05% (14th percentile) and the issue is not listed in CISA KEV.
Remote command injection in Tenda AC6 version 15.03.06.23 allows authenticated remote attackers to execute arbitrary OS commands via the wans.flag parameter in the /goform/getLogFile endpoint. The vulnerability has publicly available exploit code and may be actively exploited. Attack complexity is low, requiring only network access and high-level authentication privileges, with potential for confidentiality, integrity, and authenticity impacts.
OS command injection in Tenda AC6 firmware version 15.03.06.49_multi_TDE01 allows high-privilege remote attackers to execute arbitrary commands via manipulation of mac/ssid parameters in the fromSetWirelessRepeat function exposed through the /goform/WifiExtraSet HTTP endpoint. Public exploit code is available, though the CVSS 2.0 score reflects limited impact scope due to requirement of high-privilege authentication and minimal confidentiality/integrity/availability effects beyond low-severity damage.
Remote authenticated command injection in Tenda AC6 router firmware version 15.03.06.23 allows authenticated attackers to execute arbitrary OS commands via manipulation of the wl2g.public.country or wl5g.public.country parameters in the /goform/WifiApScan endpoint. The vulnerability affects the httpd component's formWifiApScan function and has publicly available exploit code, presenting moderate risk to affected deployments.
OS command injection in Tenda AC6 2.0/15.03.06.23 httpd daemon allows authenticated remote attackers to execute arbitrary system commands via the lan.ip parameter in /goform/telnet endpoint. The vulnerability requires high-level administrative privileges and has publicly available exploit code; real-world risk is limited by authentication requirement despite network accessibility and low attack complexity.
Stack-based buffer overflow in Tenda CX12L router firmware 16.03.53.12 allows authenticated remote attackers to achieve full system compromise via the PPTP server configuration interface. The vulnerability resides in the formSetPPTPServer function within /goform/SetPptpServerCfg and is exploitable over the network with low attack complexity. A public proof-of-concept exploit exists on GitHub, significantly lowering the barrier to exploitation, though CISA has not yet added this to the KEV catalog indicating no confirmed widespread active exploitation at this time.
Stack-based buffer overflow in Tenda 4G300 US_4G300V1.0Mt_V1.01.42_CN_TDC01 allows authenticated remote attackers to execute arbitrary code with elevated privileges via crafted SafeMacFilter requests. The vulnerability resides in function sub_427C3C at endpoint /goform/SafeMacFilter, where insufficient input validation of the 'page' parameter enables memory corruption. Public exploit code exists on GitHub (Axelioc/CVE), significantly lowering the barrier to exploitation for attackers with valid router credentials. CVSS 7.4 reflects high confidentiality, integrity, and availability impact requiring only low-privilege authentication.
Command injection in Tenda 4G300 US version 1.01.42 allows authenticated remote attackers to execute arbitrary system commands via the delflag parameter in the /goform/DelFil endpoint. The vulnerability affects the sub_425A28 function and has publicly available exploit code; CVSS 6.3 reflects authenticated access requirement but moderate impact scope.
Tenda FH303/A300 firmware V5.07.68_EN contains a session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient cookie validation. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda W3002R/A302/W309R wireless routers version V5.07.64_en contain a cookie session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda W308R v2 V5.07.48 contains a cookie session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient session validation. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Command injection in the Tenda HG3 2.0 gateway/router allows an authenticated remote attacker to inject arbitrary OS commands through the formTracert handler at /boaform/formTracert by manipulating the datasize argument (CWE-77). Publicly available exploit code exists (disclosed via VulDB), though there is no public exploit identified as being actively used in the wild and it is not listed in CISA KEV. EPSS is modest at 0.29% (52nd percentile), indicating exploitation is plausible but not yet widespread.
Stack-based buffer overflow in the Tenda HG3 2.0 router allows authenticated remote attackers to corrupt memory by supplying an oversized destNet parameter to the formUploadConfig handler at the /boaform/formIPv6Routing endpoint. Publicly available exploit code exists, though EPSS rates real-world exploitation probability very low (0.05%, 14th percentile) and there is no public exploit identified as actively exploited. Successful exploitation yields total impact to confidentiality, integrity, and availability, typically manifesting as device crash or arbitrary code execution on the embedded system.
OS command injection in Tenda HG3 router version 2.0 allows authenticated remote attackers to execute arbitrary commands with device privileges via the 'countrystr' parameter in /boaform/formCountrystr endpoint. Public exploit code exists (CVSS 4.0 E:P modifier confirms POC availability), enabling authenticated attackers to fully compromise router confidentiality, integrity, and availability. EPSS data unavailable; not currently in CISA KEV catalog, suggesting exploitation may be targeted rather than widespread despite public POC.
Command injection in Tenda F456 1.0.0.5 httpd allows authenticated remote attackers to execute arbitrary commands via the mac parameter in the /goform/WriteFacMac endpoint. The vulnerability has a publicly available exploit and CVSS 5.3 score with authenticated access requirement (PR:L), limiting immediate widespread risk but affecting exposed or compromised administrative accounts.
Buffer overflow in Tenda F456 router firmware version 1.0.0.5 allows authenticated remote attackers to achieve code execution via crafted requests to the /goform/WrlclientSet endpoint. The vulnerability exists in the fromWrlclientSet function of the httpd component. Public exploit code is available on GitHub, increasing practical exploitation risk despite requiring low-privilege authentication (CVSS 7.4, EPSS data not provided).
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to execute arbitrary code or crash the device via crafted HTTP requests to the /goform/Natlimit endpoint. Public exploit code exists on GitHub (Litengzheng/vuldb_new), demonstrating practical exploitability. EPSS data unavailable, but with POC published and AV:N/AC:L indicating straightforward network exploitation, this poses significant risk to internet-exposed router management interfaces with weak or default credentials.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to trigger buffer overflow via crafted mit_linktype parameter to /goform/QuickIndex endpoint in httpd service. Public exploit code exists on GitHub (Litengzheng/vuldb_new), enabling memory corruption with high impact to confidentiality, integrity, and availability. CVSS 7.4 reflects low attack complexity with network access requiring only low-privilege authentication. No vendor patch identified at time of analysis.
Remote authenticated attackers can execute arbitrary code on Tenda F456 router version 1.0.0.5 via buffer overflow in the DhcpListClient function of the httpd component. Exploitation requires low-privilege HTTP authentication and targets the web management interface. A public proof-of-concept exploit exists on GitHub (Litengzheng/vuldb_new), enabling straightforward weaponization. EPSS data unavailable, but the combination of remote attack vector, low complexity (AC:L), and publicly disclosed exploit code indicates elevated real-world exploitation risk for internet-exposed devices with default or weak credentials.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to compromise the device via buffer overflow in the httpd web management interface. Exploitation requires low-privilege credentials but enables complete device takeover (CVSS 7.4). A public proof-of-concept exploit exists on GitHub, significantly lowering the barrier to active exploitation despite requiring authentication.
OS command injection in Tenda HG3 router version 2.0 (build 300003070) allows authenticated remote attackers to execute arbitrary system commands with router privileges via the fmgpon_loid parameter in the formgponConf administrative function. Public exploit code is available and confirmed usable for attacks per VulDB reporting, significantly lowering the skill barrier for exploitation despite requiring valid administrative credentials.
Remote authenticated buffer overflow in Tenda F456 1.0.0.5 httpd allows attackers to compromise router integrity and availability via crafted WrlExtraSet requests. Exploitation occurs through the formWrlExtraSet function when manipulating the 'Go' parameter at /goform/WrlExtraSet endpoint. Public exploit code is available on GitHub (Litengzheng/vuldb_new), enabling straightforward weaponization. CVSS 7.4 (High) with CVSS v4.0 Exploit Maturity: Proof-of-Concept confirms exploitability. While requiring low-privilege authentication (PR:L), the network attack vector (AV:N) and low complexity (AC:L) make this accessible to remote attackers with basic router credentials, commonly obtained via credential stuffing or default password exploitation.
Remote authenticated buffer overflow in Tenda F456 1.0.0.5 router allows complete device compromise via the DHCP server configuration handler. A low-privileged attacker can send a crafted HTTP request with malicious 'dips' parameter to /goform/GstDhcpSetSer, triggering a buffer overflow in the httpd service that enables arbitrary code execution with full system control. Public exploit code is available on GitHub (EPSS exploitation probability data not provided, not listed in CISA KEV at time of analysis).
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to achieve full device compromise through the PPTP user management interface. The vulnerability exists in the fromPPTPUserSetting function within the httpd component, exploitable via manipulation of the 'delno' parameter sent to /goform/PPTPUserSetting. Public exploit code is available on GitHub, significantly lowering the barrier to exploitation, though no CISA KEV listing or widespread exploitation has been confirmed at time of analysis.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to compromise device integrity and confidentiality via buffer overflow in the WAN configuration interface. The vulnerability exploits the fromAdvSetWan function's improper handling of the wanmode parameter, enabling complete device takeover. Public exploit code exists on GitHub (Litengzheng/vuldb_new), significantly lowering the barrier to exploitation. EPSS data not available, but the combination of network attack vector, low complexity (AC:L), and publicly available POC makes this a realistic threat to exposed management interfaces.
Buffer overflow in Tenda F456 router version 1.0.0.5 allows authenticated remote attackers to achieve arbitrary code execution with high impact to confidentiality, integrity, and availability. The vulnerability resides in the fromSetIpBind function of the httpd daemon's /goform/SetIpBind endpoint, exploitable via malformed 'page' parameter input. Public exploit code exists on GitHub (Litengzheng/vuldb_new), elevating real-world risk despite requiring low-privilege authentication (CVSS 7.4, EPSS data not provided, not in CISA KEV at time of analysis).
Remote unauthenticated command injection in Tenda AC18 router firmware V15.03.05.05_multi allows complete device compromise via the SetSambaCfg interface. Attackers can execute arbitrary system commands by manipulating the guestuser parameter in HTTP requests to /goform/SetSambaCfg. CVSS 9.8 critical severity with network attack vector and no authentication required. EPSS score of 0.06% (19th percentile) suggests low observed exploitation despite extreme technical severity. Publicly documented exploit proof-of-concept exists on GitHub.
Buffer overflow in Tenda F456 router firmware 1.0.0.5 enables remote authenticated attackers to achieve arbitrary code execution via crafted HTTP requests to the /goform/setcfm endpoint in the httpd service. The vulnerability affects the funcname and funcpara1 parameters and has a publicly available exploit on GitHub, significantly lowering the barrier for exploitation. CVSS v4.0 base score of 7.4 reflects high confidentiality, integrity, and availability impact with low attack complexity, though the requirement for low-privilege authentication provides some defense. No vendor patch has been identified for this IoT router vulnerability.
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to achieve arbitrary code execution with high impact to confidentiality, integrity, and availability. The vulnerability resides in the SafeUrlFilter functionality of the httpd web server component, triggered by manipulating the 'page' parameter. A public proof-of-concept exploit is available on GitHub, significantly lowering the barrier to exploitation, though no CISA KEV listing or widespread exploitation has been confirmed at time of analysis.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to overflow buffers in the httpd service via crafted menufacturer/Go parameters to the VirtualSer endpoint. Public exploit code exists on GitHub (Litengzheng/vuldb_new), enabling attackers with low-privilege credentials to achieve complete system compromise. While CVSS rates this 7.4 (High) with network attack vector and low complexity, the requirement for authentication (PR:L) moderates real-world risk compared to unauthenticated RCE - priority depends on whether default credentials are documented or credential stuffing is viable against target deployments.
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to execute arbitrary code via malformed PPTP client parameters. The vulnerability resides in the fromPptpUserAdd function of the httpd web server component, specifically through manipulation of the opttype/usernamewith arguments. Public exploit code is available on GitHub, significantly lowering the barrier for exploitation against internet-exposed Tenda F456 devices with default or weak administrative credentials.
Buffer overflow in Tenda F456 router firmware version 1.0.0.5 enables authenticated remote attackers to achieve complete system compromise via crafted HTTP requests to the /goform/L7Prot endpoint. The vulnerability affects the frmL7ProtForm function in the httpd component, triggered by malicious 'page' parameter manipulation. Public exploit code exists on GitHub (Litengzheng/vuldb_new), significantly lowering the barrier to exploitation despite requiring low-privilege authentication (PR:L). CVSS 7.4 reflects high confidentiality, integrity, and availability impact with network attack vector and low complexity.
Path traversal in Tenda i9 router firmware version 1.0.0.5(2204) allows remote unauthenticated attackers to access arbitrary files, modify system configurations, and potentially disrupt device operation via the R7WebsSecurityHandlerfunction in the HTTP Handler component. Publicly available exploit code exists on GitHub (Litengzheng/vuldb_new), enabling straightforward exploitation with EPSS-assessed risk. The vulnerability permits confidentiality, integrity, and availability impacts with low attack complexity and no required user interaction, making it a realistic target for automated scanning and exploitation.
Stack-based buffer overflow in Tenda FH1202 router firmware 1.2.0.14 allows authenticated remote attackers to execute arbitrary code via crafted HTTP requests to the /goform/WrlclientSet endpoint. The vulnerability resides in the fromWrlclientSet function of the httpd component, triggered by malicious 'Go' parameter input. Publicly available proof-of-concept exploit code increases immediate exploitation risk for exposed devices. EPSS data not provided, but public POC and low attack complexity (AC:L) indicate elevated real-world risk despite authentication requirement (PR:L).
Stack-based buffer overflow in Tenda FH1202 router firmware 1.2.0.14(408) allows authenticated remote attackers to execute arbitrary code via crafted 'Go' parameter to the /goform/WrlExtraSet endpoint in the httpd service. A public proof-of-concept exploit exists (GitHub), enabling reliable exploitation despite low attack complexity. CVSS 7.4 (High) severity reflects significant impact potential, though exploitation requires valid user credentials (PR:L), limiting mass-scale attacks to scenarios where default/weak credentials are common in Tenda routers.
Buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to achieve high-impact compromise of device confidentiality, integrity, and availability through crafted input to the SafeClientFilter function. A proof-of-concept exploit has been published on GitHub, increasing the likelihood of exploitation attempts against exposed management interfaces. While authentication is required (PR:L), the low attack complexity (AC:L) and network accessibility (AV:N) make this exploitable by attackers with basic router credentials.
Buffer overflow in Tenda F456 wireless router firmware 1.0.0.5 allows authenticated remote attackers to achieve arbitrary code execution through the SafeEmailFilter function. The vulnerability requires low-privilege authentication but enables complete system compromise (confidentiality, integrity, and availability impact all rated High). A public exploit has been published on GitHub, significantly lowering the barrier for exploitation, though no CISA KEV listing or EPSS data indicates the attack remains targeted rather than widespread at this time.
Buffer overflow in Tenda F456 router version 1.0.0.5 allows authenticated remote attackers to achieve complete device compromise via crafted HTTP requests to the /goform/SafeMacFilter endpoint. The vulnerability resides in the fromSafeMacFilter function's improper validation of the 'page' parameter. Public exploit code is available on GitHub, significantly lowering the technical barrier for exploitation. CVSS 7.4 (High) reflects the network attack vector and high impact across confidentiality, integrity, and availability, though exploitation requires low-privilege authentication.
Remote code execution in Tenda F456 router firmware version 1.0.0.5 allows authenticated attackers to crash the device or execute arbitrary code via buffer overflow in the RouteStatic configuration handler. The vulnerability targets the 'page' parameter in /goform/RouteStatic endpoint and requires only low-privilege authentication (CVSS PR:L). A publicly available proof-of-concept exploit exists on GitHub, significantly lowering the technical barrier for exploitation. The CVSS 4.0 score of 7.4 reflects high confidentiality, integrity, and availability impact with low attack complexity (AC:L) and network-based attack vector (AV:N).
Buffer overflow in Tenda F456 router firmware version 1.0.0.5 allows authenticated remote attackers to execute arbitrary code or crash the device by sending malformed HTTP requests to the /goform/addressNat endpoint. The vulnerability exists in the fromaddressNat function and is actively exploitable with publicly available proof-of-concept code. CVSS 7.4 with low attack complexity indicates straightforward exploitation once authenticated, while EPSS data (if available) would contextualize real-world exploitation likelihood beyond the confirmed POC availability.
Remote code execution in Tenda F456 router firmware 1.0.0.5 allows authenticated attackers to crash the device or execute arbitrary code via buffer overflow in the fromP2pListFilter function. Exploitation requires low-privilege authentication (PR:L) and is network-accessible (AV:N) with low attack complexity (AC:L). Publicly available exploit code exists (CVSS E:P), significantly lowering the barrier to exploitation. EPSS data not provided, but public POC availability and router attack surface suggest moderate real-world risk for exposed management interfaces.
Command injection in Tenda F453 firmware up to version 1.0.0.3 allows authenticated remote attackers to execute arbitrary system commands via the TendaTelnet function in the /goform/telnet endpoint. The vulnerability has publicly available exploit code and may be actively used against deployed devices. Attack requires low-privilege authentication but carries significant risk due to the telnet service's direct command execution capability.
Remote authenticated attackers can execute arbitrary code on Tenda HG10 routers (firmware HG7_HG9_HG10re_300001138_en_xpon) by sending a malformed 'nextHop' parameter to the /boaform/formRouting endpoint in the Boa web service. This buffer overflow vulnerability has publicly available exploit code on GitHub and is rated 8.8 (High) with low attack complexity. EPSS data unavailable; not currently listed in CISA KEV. Successful exploitation requires only low-privilege authentication and grants full device compromise (confidentiality, integrity, and availability impact).
Command injection in Tenda W30E V2.0 firmware V16.01.0.21 allows remote unauthenticated attackers to execute arbitrary operating system commands as root through the formSetUSBPartitionUmount function by manipulating the usbPartitionName parameter. The vulnerability achieves maximum CVSS severity (9.8) due to network accessibility without authentication, though EPSS exploitation probability remains low (0.17%, 38th percentile), suggesting limited attacker interest at time of analysis. No active exploitation confirmed by CISA KEV, and public exploit code status is unverified from researcher disclosure.
Command injection in Tenda W30E router firmware V16.01.0.21 allows unauthenticated remote attackers to execute arbitrary system commands via the 'hostName' parameter in the diagnostic ping function. Attack requires only network access to the router's web interface with no authentication or user interaction. Proof-of-concept exploit code is publicly available (SSVC exploitation status: POC). EPSS data not available, but SSVC framework marks this as automatable with partial technical impact, making it suitable for mass scanning campaigns targeting exposed Tenda routers.
Buffer overflow in Tenda F451 router firmware 1.0.0.7_cn_svn7958 allows authenticated remote attackers to achieve complete compromise via the SafeClientFilter function. The httpd service improperly validates 'menufacturer' and 'Go' parameters, enabling memory corruption that leads to code execution with firmware-level privileges. A public exploit (GitHub PoC) exists, but no CISA KEV listing indicates exploitation remains proof-of-concept rather than widespread. EPSS data unavailable; CVSS 7.4 reflects network attack vector with low complexity, though low-privilege authentication is required.
Buffer overflow in Tenda F451 router (version 1.0.0.7_cn_svn7958) allows authenticated remote attackers to achieve arbitrary code execution with high impact on confidentiality, integrity, and availability. The vulnerability exists in the httpd component's webExcptypemanFilter function, exploitable via malicious 'page' parameter input to /goform/webExcptypemanFilter. Public exploit code is available on GitHub (CVSS 7.4, CWE-120). EPSS data not provided, not listed in CISA KEV. This targets a specific legacy Chinese firmware version of a consumer-grade router with known end-of-life support issues.
Remote buffer overflow in Tenda F451 router (version 1.0.0.7_cn_svn7958) allows authenticated attackers to achieve arbitrary code execution via crafted DHCP server configuration requests. The vulnerability exists in the httpd service's /goform/GstDhcpSetSer endpoint, exploitable by manipulating the 'dips' parameter. Public exploit code is available on GitHub, significantly lowering exploitation barriers for authenticated attackers with network access to the router's management interface.
Stack-based buffer overflow in Tenda F456 1.0.0.5 router's formwebtypelibrary function allows authenticated remote attackers to achieve arbitrary code execution with high impact to confidentiality, integrity, and availability. The vulnerability resides in /goform/webtypelibrary endpoint via manipulation of the 'menufacturer' or 'Go' parameters. Public exploit code exists on GitHub (EPSS 0.05%, 14th percentile), indicating low likelihood of mass exploitation but confirmed weaponization capability. No vendor patch identified at time of analysis.
Stack-based buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to achieve complete device compromise via crafted input to the 'page' parameter in the fromqossetting QoS configuration handler. Publicly available exploit code exists (GitHub POC), CVSS 7.4 (High), EPSS 0.05% (low exploitation probability). Not actively exploited per CISA KEV. This is a classic IoT router vulnerability affecting the web management interface at /goform/qossetting, requiring valid authentication credentials but enabling full device takeover once authenticated.
Stack-based buffer overflow in Tenda F456 router firmware v1.0.0.5 allows authenticated remote attackers to achieve code execution with high integrity and availability impact via crafted 'page' parameter to the /goform/NatStaticSetting endpoint's fromNatStaticSetting function. Public exploit code exists (EPSS 0.05%, 14th percentile), indicating low observed exploitation probability despite proof-of-concept availability. No active exploitation confirmed via CISA KEV at time of analysis.
Stack-based buffer overflow in Tenda F456 router firmware version 1.0.0.5 allows authenticated remote attackers to achieve complete system compromise via crafted input to the wireless security settings handler. Public exploit code is available, but EPSS exploitation probability remains very low (0.05%, 14th percentile), and no active exploitation has been reported. The vulnerability requires authenticated access to the router's administrative interface, limiting opportunistic exploitation.
Stack-based buffer overflow in Tenda F456 router firmware 1.0.0.5 allows authenticated remote attackers to execute arbitrary code via the /goform/exeCommand endpoint. The vulnerability has a publicly available proof-of-concept exploit and affects the fromexeCommand function through manipulation of the cmdinput parameter. EPSS probability is low (0.05%, 14th percentile), indicating minimal observed exploitation activity despite POC availability. Not listed in CISA KEV, confirming no widespread active exploitation detected.
Stack-based buffer overflow in Tenda F451 router firmware 1.0.0.7_cn_svn7958 allows authenticated remote attackers to achieve complete system compromise (confidentiality, integrity, availability breach) via malformed ADSL/WAN configuration parameters. The vulnerability resides in the fromAdvSetWan function handling wanmode and PPPOEPassword arguments. Publicly available exploit code exists, significantly lowering the barrier to exploitation. CVSS 7.4 (High) with low attack complexity and network-reachable attack vector indicates substantial risk for exposed management interfaces.
Stack-based buffer overflow in Tenda F451 wireless router (firmware 1.0.0.7_cn_svn7958) allows authenticated remote attackers to achieve arbitrary code execution with high confidentiality, integrity, and availability impact. The vulnerability resides in the frmL7ImForm function handling the 'page' parameter at /goform/L7Im endpoint. Publicly available exploit code exists (GitHub POC published), significantly lowering exploitation barriers. CVSS 8.8 (High) reflects network-accessible attack vector with low complexity, requiring only low-privilege authentication. No vendor-released patch identified at time of analysis.
Stack-based buffer overflow in Tenda F451 router firmware version 1.0.0.7_cn_svn7958 allows authenticated remote attackers to achieve arbitrary code execution with high impact to confidentiality, integrity, and availability. The vulnerability resides in the fromSetIpBind function accessible via /goform/SetIpBind endpoint, where manipulation of the 'page' parameter triggers memory corruption. Publicly available exploit code exists (GitHub POC published), significantly lowering the barrier to exploitation despite requiring low-privilege authentication. CVSS 8.8 severity reflects network accessibility, low attack complexity, and complete system compromise potential.