Tenda

Tenda AC10 v4.0 firmware v16.03.10.09_multi_TDE01 was discovered to contain a stack overflow via the Password parameter in the function R7WebsSecurityHandler. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

An issue was discovered in Tenda AC8 v4.0 AC1200 Dual-band Gigabit Wireless Router AC8v4.0 Firmware 16.03.33.05. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Tenda AC6 V15.03.06.23_multi was discovered to contain a buffer overflow via the list parameter in the fromSetIpMacBind function. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was detected in Tenda AC1206 15.03.06.23. Rated high severity (CVSS 8.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

A flaw has been found in Tenda CH22 1.0.0.1. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Tenda O3V2 1.0.0.12(3880) is vulnerable to Buffer Overflow in the fromSafeSetMacFilter function via the mac parameter. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Tenda AX3 V16.03.12.10_CN is vulnerable to Buffer Overflow in the fromAdvSetMacMtuWan function via the serverName parameter. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Tenda AX3 V16.03.12.10_CN is vulnerable to Buffer Overflow in the saveParentControlInfo function via the deviceName parameter. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Tenda AX3 V16.03.12.10_CN is vulnerable to Buffer Overflow in the fromSetSysTime function via the ntpServer parameter. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was found in Tenda AC10 16.03.10.13. Rated low severity (CVSS 2.0). Public exploit code available and no vendor patch available.

Tenda AC15 v15.03.05.19_multi_TD01 has a stack overflow via the list parameter in the fromSetIpMacBind function. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability has been found in Tenda M3 1.0.0.12. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A flaw has been found in Tenda M3 1.0.0.12. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was detected in Tenda i22 1.0.0.3(4687). Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Tenda AC6 V15.03.06.23_multi was discovered to contain a buffer overflow via the time parameter in the fromSetSysTime function. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Tenda AC6 V15.03.06.23_multi is vulnerable to Buffer Overflow in the formSetCfm function. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Tenda AC6 V15.03.06.23_multi has a stack overflow vulnerability via the deviceName parameter in the saveParentControlInfo function. Rated high severity (CVSS 7.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Tenda AC6 V15.03.06.23_multi was discovered to contain a buffer overflow via the ntpServer parameter in the fromSetSysTime function. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.

Tenda AC6 V15.03.06.23_multi is vulnerable to Buffer Overflow in the function formSetMacFilterCfg via the parameters macFilterType and deviceList. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

A stack-based buffer overflow vulnerability exists in the Cloud API functionality of Tenda AC6 V5.0 V02.03.01.110. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

A firmware update vulnerability exists in the Firmware Signature Validation functionality of Tenda AC6 V5.0 V02.03.01.110. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

A denial of service vulnerability exists in the HTTP Header Parsing functionality of Tenda AC6 V5.0 V02.03.01.110. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

An authentication bypass vulnerability exists in the HTTP authentication functionality of Tenda AC6 V5.0 V02.03.01.110. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

An information disclosure vulnerability exists in the /goform/getproductInfo functionality of Tenda AC6 V5.0 V02.03.01.110. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

An unsafe default authentication vulnerability exists in the Initial Setup Authentication functionality of Tenda AC6 V5.0 V02.03.01.110. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

A security flaw has been discovered in Tenda AC20 16.03.08.12. Rated low severity (CVSS 2.0). Public exploit code available and no vendor patch available.

A vulnerability was identified in Tenda AC20 16.03.08.12. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was determined in Tenda AC20 16.03.08.12. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was found in Tenda AC20 16.03.08.12. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability has been found in Tenda AC20 16.03.08.12. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was identified in Tenda AC20 16.03.08.12. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability has been found in Tenda AC7 and AC18 15.03.05.19/15.03.06.44. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability has been found in Tenda CH22 1.0.0.1. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was identified in Tenda CH22 1.0.0.1. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability has been found in Tenda G1 16.01.7.8(3660). Rated medium severity (CVSS 6.6), this vulnerability is remotely exploitable. No vendor patch available.

A vulnerability was identified in Tenda AC15 15.13.07.13. Rated medium severity (CVSS 6.6), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.

A vulnerability was identified in Tenda TX3 16.03.13.11_multi_TDE01. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability was determined in Tenda AC20 up to 16.03.08.12. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

A vulnerability classified as critical was found in Tenda AC20 16.03.08.05. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Weak password requirements in Tenda AC18 firmware version 15.03.05.19 allow remote attackers to conduct brute-force attacks against Samba authentication via the /etc_ro/smb.conf configuration file. The vulnerability requires high attack complexity and has been publicly disclosed, though exploitation difficulty remains elevated. CVSS 2.9 and EPSS 0.07% (20th percentile) indicate low real-world risk despite proof-of-concept availability.

Tenda CP3 Pro Firmware V22.5.4.93 contains a hardcoded root password hash in the /etc/passwd file and /etc/passwd-. An attacker with access to the firmware image can extract and attempt to crack the root password hash, potentially obtaining administrative access

CVE-2025-7598 is a critical stack-based buffer overflow vulnerability in Tenda AX1803 router (version 1.0.0.1) affecting the WiFi MAC filter configuration endpoint. An authenticated remote attacker can exploit improper input validation in the deviceList parameter to achieve remote code execution with full system compromise (confidentiality, integrity, and availability impacts). Public exploit code has been disclosed and the vulnerability may be actively exploited.

CVE-2025-7597 is a critical stack-based buffer overflow vulnerability in Tenda AX1803 router firmware (version 1.0.0.1) affecting the MAC filter configuration function. An authenticated attacker can remotely exploit this via the deviceList parameter to achieve remote code execution with full system compromise (confidentiality, integrity, availability). A public exploit has been disclosed and the vulnerability may be actively exploited.

A critical stack-based buffer overflow vulnerability exists in Tenda FH1205 firmware version 2.0.0.7(775) within the WifiExtraSet web form handler, triggered via the wpapsk_crypto parameter. This authenticated remote vulnerability allows attackers with user-level privileges to achieve complete system compromise including code execution, data theft, and device disruption. The vulnerability has public exploit disclosure and active exploitation potential, making it a high-priority security concern for deployed devices.

A buffer overflow vulnerability in A vulnerability (CVSS 8.8). Risk factors: public PoC available.

CVE-2025-7551 is a critical stack-based buffer overflow vulnerability in Tenda FH1201 firmware version 1.2.0.14(408) affecting the PPTP client configuration function. An authenticated remote attacker can exploit improper input validation in the modino/username parameters to overflow the stack, achieving code execution with high confidentiality, integrity, and availability impact. A public proof-of-concept exists and the vulnerability may be actively exploited.

CVE-2025-7550 is a critical stack-based buffer overflow vulnerability in Tenda FH1201 firmware version 1.2.0.14(408) affecting the /goform/GstDhcpSetSer endpoint. An authenticated remote attacker can exploit the 'dips' parameter to achieve arbitrary code execution with high impact on confidentiality, integrity, and availability. A public proof-of-concept exists, and the vulnerability exhibits active exploitation characteristics with a CVSS score of 8.8.

CVE-2025-7549 is a critical stack-based buffer overflow vulnerability in Tenda FH1201 firmware version 1.2.0.14(408) affecting the L7Prot form handler. An authenticated remote attacker can exploit the 'page' parameter to overflow the stack, achieving complete compromise of the device with high confidentiality, integrity, and availability impact. The vulnerability has public exploit disclosure and should be considered actively exploitable.

CVE-2025-7548 is a critical stack-based buffer overflow vulnerability in Tenda FH1201 wireless router firmware version 1.2.0.14(408) affecting the SafeEmailFilter function. An authenticated remote attacker can exploit an improper bounds check on the 'page' parameter to achieve arbitrary code execution with full system privileges (confidentiality, integrity, and availability compromise). Public exploit code exists for this vulnerability, elevating real-world risk significantly.

CVE-2025-7544 is a critical stack-based buffer overflow vulnerability in Tenda AC1206 firmware version 15.03.06.23, specifically in the formSetMacFilterCfg function accessible via the /goform/setMacFilterCfg endpoint. An authenticated remote attacker can exploit this vulnerability by manipulating the deviceList parameter to achieve remote code execution with high confidentiality, integrity, and availability impact. Public exploit disclosure and active exploitation indicators elevate real-world risk significantly.

CVE-2025-7532 is a critical stack-based buffer overflow vulnerability in Tenda FH1202 firmware version 1.2.0.14(408) affecting the webExcptypemanFilter function. An authenticated remote attacker can exploit improper input validation on the 'page' parameter to achieve code execution with full system compromise (confidentiality, integrity, and availability impact). A public exploit has been disclosed and the vulnerability meets criteria for active exploitation risk.

CVE-2025-7531 is a critical stack-based buffer overflow vulnerability in Tenda FH1202 firmware version 1.2.0.14(408) affecting the PPTP user settings function. An authenticated remote attacker can exploit improper input validation on the 'delno' parameter to achieve code execution with full system compromise (confidentiality, integrity, and availability). The vulnerability has public exploit code available and represents active exploitation risk.

CVE-2025-7530 is a critical stack-based buffer overflow vulnerability in Tenda FH1202 firmware version 1.2.0.14(408) affecting the PPTP client configuration function. An authenticated remote attacker can exploit this vulnerability by supplying a malicious Username argument to the /goform/PPTPDClient endpoint, potentially achieving remote code execution with full system compromise (confidentiality, integrity, and availability impact). Public exploit code is available and the vulnerability meets criteria for active exploitation risk.

CVE-2025-7529 is a critical stack-based buffer overflow vulnerability in Tenda FH1202 firmware version 1.2.0.14(408) that allows authenticated remote attackers to achieve complete system compromise through manipulation of the 'page' parameter in the /goform/Natlimit endpoint. With a CVSS score of 8.8, public exploit disclosure, and confirmation of active exploitation potential, this vulnerability poses significant real-world risk to deployed Tenda router installations.

CVE-2025-7528 is a critical stack-based buffer overflow vulnerability in Tenda FH1202 firmware version 1.2.0.14(408) affecting the /goform/GstDhcpSetSer endpoint. An authenticated attacker can remotely exploit this vulnerability by manipulating the 'dips' parameter to achieve arbitrary code execution with full system compromise (confidentiality, integrity, and availability impact). The vulnerability has public exploit code available and meets criteria for active exploitation risk.

A critical stack-based buffer overflow vulnerability exists in Tenda FH1202 firmware version 1.2.0.14(408) affecting the /goform/AdvSetWan endpoint. An authenticated remote attacker can overflow the PPPOEPassword parameter to achieve arbitrary code execution with full system privileges (confidentiality, integrity, and availability compromise). Public exploit code is available and the vulnerability meets criteria for active exploitation risk.

CVE-2025-7506 is a critical stack-based buffer overflow vulnerability in Tenda FH451 router firmware version 1.0.0.9, exploitable via the HTTP POST parameter 'page' in the /goform/Natlimit endpoint. An authenticated remote attacker can achieve complete system compromise (code execution, data exfiltration, denial of service) without user interaction. Public exploit code is available, indicating active disclosure and likely exploitation in the wild.

CVE-2025-7505 is a critical stack-based buffer overflow vulnerability in Tenda FH451 v1.0.0.9 affecting the HTTP POST request handler's L7 protocol filter functionality. An authenticated attacker can remotely exploit this vulnerability by manipulating the 'page' parameter to achieve arbitrary code execution with full system compromise (confidentiality, integrity, and availability impact). Public exploit code has been disclosed and the vulnerability meets CISA KEV criteria for active exploitation risk.

A buffer overflow vulnerability in A vulnerability (CVSS 8.8). Risk factors: public PoC available.

CVE-2025-7465 is a critical remote buffer overflow vulnerability in Tenda FH1201 firmware version 1.2.0.14 affecting the HTTP POST request handler's fromRouteStatic function. An authenticated attacker can exploit improper input validation on the 'page' parameter to achieve remote code execution with full system compromise (confidentiality, integrity, and availability impact). A public proof-of-concept exploit exists and the vulnerability may be actively exploited in the wild.

A critical buffer overflow vulnerability exists in Tenda FH1201 wireless router firmware version 1.2.0.14, located in the HTTP POST handler for wireless safety settings. An authenticated attacker can remotely exploit this vulnerability by sending a crafted request with an oversized 'mit_ssid' parameter to the /goform/AdvSetWrlsafeset endpoint, achieving remote code execution with complete system compromise (confidentiality, integrity, and availability). A public proof-of-concept exploit is available, and this vulnerability meets CISA KEV criteria for active exploitation in the wild.

CVE-2025-7434 is a critical stack-based buffer overflow vulnerability in Tenda FH451 wireless routers (versions up to 1.0.0.9) affecting the POST request handler for the /goform/addressNat endpoint. An authenticated remote attacker can exploit improper input validation on the 'page' parameter to overflow the stack, achieving arbitrary code execution with full system compromise (confidentiality, integrity, and availability impact). Public exploit code exists and the vulnerability may be actively exploited in the wild.

CVE-2025-7423 is a critical stack-based buffer overflow vulnerability in Tenda O3V2 router firmware (version 1.0.0.12(3880)) affecting the WiFi MAC filter functionality. An authenticated attacker can remotely exploit this vulnerability by sending a malicious macList parameter to the /goform/setWrlFilterList endpoint, achieving arbitrary code execution with full system compromise (confidentiality, integrity, and availability impact). The vulnerability has public exploit disclosure and may be actively exploited in the wild.

A buffer overflow vulnerability in A vulnerability classified as critical (CVSS 8.8). Risk factors: public PoC available.

A critical stack-based buffer overflow vulnerability exists in Tenda O3V2 firmware version 1.0.0.12(3880) in the MAC filter modification function. An authenticated remote attacker can exploit improper input validation of the 'mac' parameter to achieve remote code execution with full system compromise (confidentiality, integrity, and availability impact). The vulnerability has public exploit disclosure and demonstrates high real-world exploitability.

CVE-2025-7420 is a critical stack-based buffer overflow vulnerability in Tenda O3V2 router firmware (version 1.0.0.12(3880)) affecting the httpd component's WiFi configuration handler. An authenticated remote attacker can overflow the stack via the 'extChannel' parameter in the /goform/setWrlBasicInfo endpoint, achieving complete system compromise including arbitrary code execution, data theft, and denial of service. Public exploit code has been disclosed and the vulnerability meets CVSS 8.8 severity criteria, indicating high real-world risk for affected router deployments.

A critical stack-based buffer overflow vulnerability exists in Tenda O3V2 router firmware version 1.0.0.12(3880), affecting the httpd daemon's speed test functionality. An authenticated remote attacker can exploit the destIP parameter in the /goform/setRateTest endpoint to achieve arbitrary code execution with full system compromise (confidentiality, integrity, and availability). Public exploit code is available and the vulnerability meets criteria for active exploitation risk.

A buffer overflow vulnerability in A vulnerability (CVSS 8.8). Risk factors: public PoC available.

CVE-2025-7417 is a critical stack-based buffer overflow vulnerability in Tenda O3V2 router firmware (version 1.0.0.12(3880)) affecting the /goform/setPingInfo endpoint. An authenticated attacker can exploit improper input validation on the 'ip' parameter to achieve remote code execution with high impact on confidentiality, integrity, and availability. A public proof-of-concept exploit exists, and the vulnerability is actively exploitable in real-world environments.

A critical stack-based buffer overflow vulnerability exists in Tenda O3V2 1.0.0.12(3880) in the httpd component's fromSysToolTime function within /goform/setSysTimeInfo. An authenticated remote attacker can exploit this by manipulating the Time argument to achieve arbitrary code execution with high confidentiality, integrity, and availability impact (CVSS 8.8). Public exploit disclosure and active exploitation indicators elevate real-world risk significantly.

A vulnerability, which was classified as critical, has been found in Tenda O3V2 1.0.0.12(3880). This issue affects the function fromTraceroutGet of the file /goform/getTraceroute of the component httpd. The manipulation of the argument dest leads to command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

A vulnerability classified as critical was found in Tenda O3V2 1.0.0.12(3880). This vulnerability affects the function fromNetToolGet of the file /goform/setPingInfo of the component httpd. The manipulation of the argument domain leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

A security vulnerability in Tenda CP3 Pro Firmware (CVSS 7.5) that allows remote attackers. Risk factors: public PoC available.

Tenda AC6 v15.03.05.16_multi is vulnerable to Buffer Overflow in the fromSetRouteStatic function via the list parameter.

Tenda AC6 v15.03.05.16_multi is vulnerable to Buffer Overflow in the formSetQosBand function via the list parameter.

Tenda AC6 v15.03.05.16_multi is vulnerable to Buffer Overflow in the formSetFirewallCfg function via the firewallEn parameter.

Tenda AC6 v15.03.05.16_multi is vulnerable to Buffer Overflow in the SetSysTimeCfg function via the time parameter.

Tenda AC6 15.03.05.16_multi is vulnerable to Buffer Overflow in the addWifiMacFilter function via the parameter deviceId.

A vulnerability was found in Tenda AC5 15.03.06.47 and classified as critical. Affected by this issue is some unknown functionality of the file /goform/SetSysTimeCfg. The manipulation of the argument time/timeZone leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

A vulnerability has been found in Tenda AC5 15.03.06.47 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /goform/openSchedWifi. The manipulation of the argument schedStartTime/schedEndTime leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

A buffer overflow vulnerability exists in the fromNatStaticSetting function of Tenda AC6 <=V15.03.05.19 via the page parameter.

Critical remote buffer overflow vulnerability in Tenda FH1203 firmware version 2.0.1.6 affecting the /goform/AdvSetLanip endpoint. An authenticated attacker can exploit improper input validation of the lanMask parameter to achieve remote code execution with full system compromise (confidentiality, integrity, and availability). A public proof-of-concept exploit exists, indicating active disclosure and potential real-world exploitation risk.

Critical buffer overflow vulnerability in Tenda FH1205 firmware version 2.0.0.7 affecting the lanMask parameter in the /goform/AdvSetLanip endpoint. An authenticated remote attacker can exploit this to achieve code execution with full system compromise (confidentiality, integrity, and availability impact). A public proof-of-concept exists, making this an active exploitation risk.

Critical stack-based buffer overflow vulnerability in Tenda FH1205 firmware version 2.0.0.7(775) affecting the /goform/VirtualSer endpoint's 'page' parameter. An authenticated remote attacker can exploit this to achieve complete system compromise including arbitrary code execution, data exfiltration, and service disruption. The vulnerability has public exploit disclosure and demonstrated proof-of-concept availability, elevating immediate risk despite requiring valid credentials.

Critical stack-based buffer overflow vulnerability in Tenda FH1201 firmware version 1.2.0.14(408) affecting the /goform/SafeMacFilter endpoint. An authenticated remote attacker can exploit the 'page' parameter to achieve remote code execution with high confidentiality, integrity, and availability impact. Public exploit code exists and the vulnerability is actively exploitable.

handcraftedinthealps goodby-csv is a highly memory efficient, flexible and extendable open-source CSV import/export library. Prior to 1.4.3, goodby-csv could be used as part of a chain of methods that is exploitable when an insecure deserialization vulnerability exists in an application. This so-called "gadget chain" presents no direct threat but is a vector that can be used to achieve remote code execution if the application deserializes untrusted data due to another vulnerability. The problem is patched with Version 1.4.3.

A buffer overflow vulnerability exists in Tenda AC6 router firmware version 15.03.05.16 that allows unauthenticated remote attackers to trigger a denial of service condition by sending oversized parameters (schedStartTime and schedEndTime) to the /goform/openSchedWifi endpoint. The vulnerability is network-accessible without authentication or user interaction, making it trivially exploitable for DoS attacks against affected routers. While the CVSS score indicates high severity (7.5), the actual impact appears limited to availability (DoS only), with no confirmed code execution or data disclosure capability.

A critical stack-based buffer overflow vulnerability exists in Tenda FH1202 firmware version 1.2.0.14 within the /goform/VirtualSer endpoint's fromVirtualSer function, triggered by unsanitized 'page' parameter manipulation. An authenticated attacker can exploit this remotely to achieve arbitrary code execution with full system compromise (confidentiality, integrity, and availability impact). Public exploit disclosure and proof-of-concept availability significantly elevate real-world exploitation risk.

A vulnerability, which was classified as problematic, was found in Tenda AC9 15.03.02.13. This affects an unknown part. The manipulation leads to cross-site request forgery. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.