Buffer Overflow
A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.
How It Works
A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions. This overwrites whatever data or code exists there, corrupting program state and potentially giving attackers control over execution flow.
Stack-based overflows are the most common variant. When a function allocates a fixed-size buffer on the stack and then copies user-controlled input without proper bounds checking, attackers can overflow past the buffer to overwrite the function's return address. When the function completes, instead of returning to legitimate code, execution jumps to attacker-specified memory containing malicious shellcode. Heap-based overflows work differently—they corrupt heap metadata like chunk size fields or free list pointers, leading to arbitrary memory writes when the allocator processes the corrupted structures.
Modern exploitation bypasses defensive mechanisms through techniques like Return-Oriented Programming (ROP), which chains together existing code snippets to avoid non-executable memory protections. Attackers may also use heap spraying to reliably position shellcode at predictable addresses, defeating address randomization.
Impact
- Remote code execution — attacker gains ability to run arbitrary commands with the privileges of the vulnerable process
- Privilege escalation — exploiting kernel or setuid program overflows to gain root/SYSTEM access
- Denial of service — crashes and memory corruption that render systems unusable
- Information disclosure — reading sensitive data from adjacent memory regions that should be inaccessible
- Authentication bypass — overwriting security-critical variables like permission flags or user IDs
Real-World Examples
Fortinet FortiOS suffered a critical buffer overflow (CVE-2025-32756) that allowed unauthenticated remote attackers to execute code as root on firewalls and VPN gateways. Attackers actively exploited this to compromise enterprise network perimeters before patches were available.
The Slammer worm from 2003 exploited a stack overflow in Microsoft SQL Server, spreading to 75,000 hosts in ten minutes by sending a single malformed UDP packet that overwrote the return address with shellcode. No authentication was required.
OpenSSH historically contained a heap overflow in challenge-response authentication that allowed pre-authentication remote root compromise on Unix systems, demonstrating how memory corruption in privileged network services creates maximum impact scenarios.
Mitigation
- Memory-safe languages — Rust, Go, and modern managed languages prevent buffer overflows by design through automatic bounds checking
- Stack canaries — random values placed before return addresses that detect corruption before control transfer
- Address Space Layout Randomization (ASLR) — randomizes memory locations making exploitation less reliable
- Data Execution Prevention (DEP/NX) — marks memory regions as non-executable, preventing direct shellcode execution
- Bounds checking — validate input sizes before copying, use safe functions like
strncpyinstead ofstrcpy - Fuzzing and static analysis — automated testing to discover overflows before deployment
Recent CVEs (36494)
A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to execute. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to execute. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to execute. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to cause an. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to cause an. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Memory safety bugs present in Firefox 130. Rated high severity (CVSS 7.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Memory safety bugs present in Firefox 130, Firefox ESR 128.2, and Thunderbird 128.2. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Memory safety bugs present in Firefox 130, Firefox ESR 115.15, Firefox ESR 128.2, and Thunderbird 128.2. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A potential memory corruption vulnerability could be triggered if an attacker had the ability to trigger an OOM at a specific moment during JIT compilation. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to memory corruption. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
cute_png v1.05 was discovered to contain a heap buffer overflow via the cp_chunk() function at cute_png.h. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
cute_png v1.05 was discovered to contain a heap buffer overflow via the cp_stored() function at cute_png.h. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
cute_png v1.05 was discovered to contain a heap buffer overflow via the cp_block() function at cute_png.h. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
cute_png v1.05 was discovered to contain a heap buffer overflow via the cp_find() function at cute_png.h. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
cute_png v1.05 was discovered to contain a stack overflow via the cp_dynamic() function at cute_png.h. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
cute_png v1.05 was discovered to contain a heap buffer overflow via the cp_make32() function at cute_png.h. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
cute_png v1.05 was discovered to contain a heap buffer overflow via the cp_unfilter() function at cute_png.h. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
cute_png v1.05 was discovered to contain a heap buffer overflow via the cp_load_png_mem() function at cute_png.h. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
NVIDIA Triton Inference Server contains a vulnerability where a user may cause an out-of-bounds read issue by releasing a shared memory region while it is in use. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A maliciously crafted DWFX file, when parsed in dwfcore.dll through Autodesk Navisworks, can force a Heap-based Buffer Overflow. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A maliciously crafted DWFX file, when parsed in w3dtk.dll through Autodesk Navisworks, can force a Heap-based Buffer Overflow. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A maliciously crafted DWF file, when parsed in dwfcore.dll through Autodesk Autodesk Navisworks, may force an Out-of-Bounds Write vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A maliciously crafted DWFX file, when parsed in dwfcore.dll through Autodesk Navisworks, may force an Out-of-Bounds Write vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A maliciously crafted DWFX file, when parsed in w3dtk.dll through Autodesk Navisworks, can force an Out-of-Bounds Read. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Giflib Project v5.2.2 is vulnerable to a heap buffer overflow via gif2rgb. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
TP-Link WR941ND V6 has a stack overflow vulnerability in the ssid parameter in /userRpm/popupSiteSurveyRpm.htm. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. No vendor patch available.
In Nintendo Mario Kart 8 Deluxe before 3.0.3, the LAN/LDN local multiplayer implementation allows a remote attacker to exploit a stack-based buffer overflow upon deserialization of session. Rated medium severity (CVSS 6.3), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Autel MaxiCharger AC Elite Business C50 WebSocket Base64 Decoding Stack-based Buffer Overflow Remote Code Execution Vulnerability. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. No vendor patch available.
Autel MaxiCharger AC Elite Business C50 BLE AppChargingControl Stack-based Buffer Overflow Remote Code Execution Vulnerability. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. No vendor patch available.
Alpine Halo9 DecodeUTF7 Stack-based Buffer Overflow Remote Code Execution Vulnerability. Rated high severity (CVSS 7.5), this vulnerability is no authentication required. No vendor patch available.
Autel MaxiCharger AC Elite Business C50 DLB_HostHeartBeat Stack-based Buffer Overflow Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Silicon Labs Gecko OS Debug Interface Stack-based Buffer Overflow Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
EDK2 contains a vulnerability in the PeCoffLoaderRelocateImage(). Rated medium severity (CVSS 5.9). No vendor patch available.
A vulnerability was found in TP-LINK TL-WR841ND up to 20240920. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Western Digital My Cloud ddns-start on Linux allows Overflow Buffers.29.102. Rated critical severity (CVSS 9.2), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
NASA CryptoLib v1.3.0 was discovered to contain an Out-of-Bounds read via the TM subsystem (crypto_tm.c). Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
NASA CryptoLib v1.3.0 was discovered to contain an Out-of-Bounds read via the TC subsystem (crypto_tc.c). Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
NASA CryptoLib v1.3.0 was discovered to contain an Out-of-Bounds read via the AOS subsystem (crypto_aos.c). 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.
In the Linux kernel, the following vulnerability has been resolved: spi: nxp-fspi: fix the KASAN report out-of-bounds bug Change the memcpy length to fix the out-of-bounds issue when writing the data. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
In the Linux kernel, the following vulnerability has been resolved: dma-buf: heaps: Fix off-by-one in CMA heap fault handler Until VM_DONTEXPAND was added in commit 1c1914d6e8c6 ("dma-buf: heaps:. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: mm: vmalloc: ensure vmap_block is initialised before adding to queue Commit 8c61291fd850 ("mm: fix incorrect vbq reference in. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: sched: sch_cake: fix bulk flow accounting logic for host fairness In sch_cake, we keep track of the count of active bulk flows per. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: kunit/overflow: Fix UB in overflow_allocation_test The 'device_name' array doesn't exist out of the 'overflow_allocation_test'. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
Out-of-bounds write vulnerability in the HAL-WIFI module Impact: Successful exploitation of this vulnerability may affect availability. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In drm service, there is a possible out of bounds read due to a missing bounds check. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.
In drm service, there is a possible out of bounds write due to a missing bounds check. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.
In UMTS RLC driver, there is a possible out of bounds read due to a missing bounds check. Rated medium severity (CVSS 4.5), this vulnerability is low attack complexity. No vendor patch available.
In UMTS RLC driver, there is a possible out of bounds write due to a missing bounds check. Rated medium severity (CVSS 4.5), this vulnerability is low attack complexity. No vendor patch available.
A flaw was found in the freeimage library. 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.
Assimp v5.4.3 is vulnerable to Buffer Overflow via the MD5Importer::LoadMD5MeshFile function. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
sqlite-vec v0.1.1 was discovered to contain a heap buffer overflow via the npy_token_next function. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Library MDF (mdflib) v2.1 is vulnerable to a heap-based buffer overread via a crafted mdf4 file is parsed using the ReadData function. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability in Cisco Unified Threat Defense (UTD) Snort Intrusion Prevention System (IPS) Engine for Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass configured. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system. Rated medium severity (CVSS 6.1), this vulnerability is no authentication required. No vendor patch available.
A vulnerability in the Resource Reservation Protocol (RSVP) feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
VLC media player 3.0.20 and earlier is vulnerable to denial of service through an integer overflow which could be triggered with a maliciously crafted mms stream (heap based overflow). Rated high severity (CVSS 8.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Inappropriate implementation in V8 in Google Chrome prior to 129.0.6668.70 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
An improper restriction of operations within the bounds of a memory buffer in the USB file-sharing handler of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An improper restriction of operations within the bounds of a memory buffer in the MAC address parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An improper restriction of operations within the bounds of a memory buffer in the IPv6 address parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An improper restriction of operations within the bounds of a memory buffer in the parameter type parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Inappropriate implementation in V8 in Google Chrome prior to 126.0.6478.54 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. Rated critical severity (CVSS 9.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Heap buffer overflow in PDF in Google Chrome prior to 124.0.6367.78 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Sony XAV-AX5500 USB Configuration Descriptor Buffer Overflow Remote Code Execution Vulnerability. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.
Sony XAV-AX5500 WMV/ASF Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Sony XAV-AX5500 CarPlay TLV Stack-based Buffer Overflow Remote Code Execution Vulnerability. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A vulnerability has been found in SourceCodester Telecom Billing Management System 1.0 and classified as critical. Rated medium severity (CVSS 5.3), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda AC8v4 V16.03.34.06 has a stack overflow vulnerability in the fromAdvSetMacMtuWan function. 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.
Secure Email Gateway from Cellopoint has Buffer Overflow Vulnerability in authentication process. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An insufficient boundary validation in the USB code could lead to an out-of-bounds read on the heap, which could potentially lead to an arbitrary write and remote code execution. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Envoy is a cloud-native high-performance edge/middle/service proxy. 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.
Envoy is a cloud-native high-performance edge/middle/service proxy. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
libfreeimage in FreeImage 3.4.0 through 3.18.0 has a stack-based buffer overflow in the PluginXPM.cpp Load function via an XPM file. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability was found in Performance Co-Pilot (PCP). Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.
Buffer Overflow vulnerability in btstack mesh commit before v.864e2f2b6b7878c8fab3cf5ee84ae566e3380c58 allows a remote attacker to execute arbitrary code via the pb_adv_handle_tranaction_cont. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Stack overflow vulnerability in the Login function in the HNAP service in D-Link DCS-960L with firmware 1.09 allows attackers to execute of arbitrary code. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Triangle Microworks TMW IEC 61850 Client source code libraries before 12.2.0 lack a buffer size check when processing received messages. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the iprofileidx parameter at dialin.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sPubKey parameter at dialin.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sAct parameter at v2x00.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the saveitem parameter at lan2lan.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the saveVPNProfile parameter at v2x00.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the trapcomm parameter at cgiswm.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the ssidencrypt_5g%d parameter at v2x00.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sDnsPro parameter at v2x00.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the ssidencrypt%d parameter at v2x00.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sIpv6AiccuUser parameter at inetipv6.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sProfileName parameter at wizfw.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sCloudPass parameter at v2x00.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.