CWE-121— Stack-based Buffer Overflow
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).— MITRE CWE catalog
3,926 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-121page 17 of 79
- CVE-2012-10053CRITICALCVSS 9.3EG 9.32025-08-08
Simple Web Server 2.2 rc2 contains a stack-based buffer overflow vulnerability in its handling of the Connection HTTP header. When a remote attacker sends an overly long string in this header, the server uses vsprintf() without proper boun…
- CVE-2012-10043CRITICALCVSS 9.3EG 9.32025-08-08
A stack-based buffer overflow vulnerability exists in ActFax Server version 4.32, specifically in the "Import Users from File" functionality of the client interface. The application fails to properly validate the length of tab-delimited fi…
- CVE-2013-10064CRITICALCVSS 9.3EG 9.32025-08-05
A stack-based buffer overflow vulnerability exists in ActFax Server version 5.01. The server's RAW protocol interface fails to safely process user-supplied data in @F506 fax header fields due to insecure usage of strcpy. Remote attackers c…
- CVE-2025-34127CRITICALCVSS 9.3EG 9.32025-07-16
A stack-based buffer overflow exists in Achat v0.150 in its default configuration. By sending a specially crafted message to the UDP port 9256, an attacker can overwrite the structured exception handler (SEH) due to insufficient bounds che…
- CVE-2025-26382CRITICALCVSS 9.3EG 9.32025-04-24
Under certain circumstances the iSTAR Configuration Utility (ICU) tool could have a buffer overflow issue
- CVE-2024-25331CRITICALCVSS 9.3EG 9.32024-03-12
DIR-822 Rev. B Firmware v2.02KRB09 and DIR-822-CA Rev. B Firmware v2.03WWb01 suffer from a LAN-Side Unauthenticated Remote Code Execution (RCE) vulnerability elevated from HNAP Stack-Based Buffer Overflow.
- CVE-2023-31030CRITICALCVSS 9.3EG 9.32024-01-12
NVIDIA DGX A100 BMC contains a vulnerability in the host KVM daemon, where an unauthenticated attacker may cause a stack overflow by sending a specially crafted network packet. A successful exploit of this vulnerability may lead to arbitra…
- CVE-2023-31029CRITICALCVSS 9.3EG 9.32024-01-12
NVIDIA DGX A100 baseboard management controller (BMC) contains a vulnerability in the host KVM daemon, where an unauthenticated attacker may cause a stack overflow by sending a specially crafted network packet. A successful exploit of this…
- CVE-2026-61674CRITICALCVSS 9.2EG 9.22026-09-21
Fluent Bit is a fast and lightweight logs, metrics, and traces processor for Linux, BSD, macOS, and Windows. From 0.11.0 until 5.0.8, plugins/out_forward/forward.c secure_forward_pong copies the server-controlled PONG[2] reason into the 32…
- CVE-2026-0826CRITICALCVSS 9.2EG 9.22026-06-01
In certain scenarios when the admin has enabled Interactive Connectivity Establishment (ICE), a buffer overflow could enable remote code execution on Poly Voice products on the Linux platform.
- CVE-2017-20205CRITICALCVSS 9.2EG 9.22025-10-15
Valve's Source SDK (source-sdk-2013)'s ragdoll model parsing logic contains a stack-based buffer overflow vulnerability.The tokenizer function `nexttoken` copies characters from an input string into a fixed-size stack buffer without perfor…
- CVE-2025-40634CRITICALCVSS 9.2EG 9.22025-05-20
Stack-based buffer overflow vulnerability in the 'conn-indicator' binary running as root on the TP-Link Archer AX50 router, in firmware versions prior to 1.0.15 build 241203 rel61480. This vulnerability allows an attacker to execute arbitr…
- CVE-2026-104611CRITICALCVSS 9.1EG 9.12026-10-02
A vulnerability was detected in Tenda AC9 15.03.02.13. Affected is an unknown function of the file /goform/fast_setting_internet_set of the component POST Request Handler. Performing a manipulation of the argument netWanType results in sta…
- CVE-2026-101081CRITICALCVSS 9.1EG 9.12026-09-28
A security flaw has been discovered in D-Link DI-8400 16.07. This vulnerability affects the function menu_nat_more_asp of the file menu_nat_more.asp of the component Web Administration Service. The manipulation of the argument opt results …
- CVE-2026-91003CRITICALCVSS 9.1EG 9.12026-09-15
A flaw has been found in D-Link DI-8300 16.07. The affected element is the function rzgl_asp of the file /rzgl.asp of the component CGI Service. This manipulation of the argument redirct_url causes stack-based buffer overflow. Remote explo…
- CVE-2026-57163CRITICALCVSS 9.1EG 9.12026-09-04
PJSIP is a free and open source multimedia communication library written in C. Prior to commit c4a151a, a stack buffer overflow exists in the GnuTLS TLS backend when parsing the Subject Alternative Name extension of a peer certificate (tls…
- CVE-2026-57162CRITICALCVSS 9.1EG 9.12026-09-04
PJSIP is a free and open source multimedia communication library written in C. Prior to commit a1b707c, a stack buffer overflow exists in the SRTP/SDES media transport when processing a=crypto attributes during SDP offer/answer (sdes_encod…
- CVE-2026-26241CRITICALCVSS 9.1EG 9.12026-06-10
A buffer overflow vulnerability has been reported to affect File Station 5. The remote attackers can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following version: Fil…
- CVE-2026-26240CRITICALCVSS 9.1EG 9.12026-06-10
A buffer overflow vulnerability has been reported to affect File Station 5. The remote attackers can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following version: Fil…
- CVE-2025-59383CRITICALCVSS 9.1EG 9.12026-03-20
A buffer overflow vulnerability has been reported to affect Media Streaming Add-On. The remote attackers can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following vers…
- CVE-2025-61128CRITICALCVSS 9.1EG 9.12025-10-28
Stack-based buffer overflow vulnerability in WAVLINK QUANTUM D3G/WL-WN530HG3 firmware M30HG3_V240730, and possibly other wavlink models allows attackers to execute arbitrary code via crafted referrer value POST to login.cgi.
- CVE-2024-53695CRITICALCVSS 9.1EG 9.12025-03-07
A buffer overflow vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If exploited, the vulnerability could allow remote attackers to modify memory or crash processes. We have already fixed the vulnerability in the followi…
- CVE-2024-39757CRITICALCVSS 9.1EG 9.12025-01-14
A stack-based buffer overflow vulnerability exists in the wireless.cgi AddMac() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authentic…
- CVE-2024-39603CRITICALCVSS 9.1EG 9.12025-01-14
A stack-based buffer overflow vulnerability exists in the wireless.cgi set_wifi_basic_mesh() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make…
- CVE-2024-39359CRITICALCVSS 9.1EG 9.12025-01-14
A stack-based buffer overflow vulnerability exists in the wireless.cgi DeleteMac() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authen…
- CVE-2024-39357CRITICALCVSS 9.1EG 9.12025-01-14
A stack-based buffer overflow vulnerability exists in the wireless.cgi SetName() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenti…
- CVE-2024-36493CRITICALCVSS 9.1EG 9.12025-01-14
A stack-based buffer overflow vulnerability exists in the wireless.cgi set_wifi_basic() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to arbitrary command execution. An attacker can make an a…
- CVE-2024-22949CRITICALCVSS 9.1EG 9.12024-04-08
JFreeChart v1.5.4 was discovered to contain a NullPointerException via the component /chart/annotations/CategoryLineAnnotation. NOTE: this is disputed by multiple third parties who believe there was not reasonable evidence to determine the…
- CVE-2024-30166CRITICALCVSS 9.1EG 9.12024-04-03
In Mbed TLS 3.3.0 through 3.5.2 before 3.6.0, a malicious client can cause information disclosure or a denial of service because of a stack buffer over-read (of less than 256 bytes) in a TLS 1.3 server via a TLS 3.1 ClientHello.
- CVE-2023-33220CRITICALCVSS 9.1EG 9.12023-12-15
During the retrofit validation process, the firmware doesn't properly check the boundaries while copying some attributes to check. This allows a stack-based buffer overflow that could lead to a potential Remote Code Execution on th…
- CVE-2023-33219CRITICALCVSS 9.1EG 9.12023-12-15
The handler of the retrofit validation command doesn't properly check the boundaries when performing certain validation operations. This allows a stack-based buffer overflow that could lead to a potential Remote Code Execution on the…
- CVE-2023-33218CRITICALCVSS 9.1EG 9.12023-12-15
The Parameter Zone Read and Parameter Zone Write command handlers allow performing a Stack buffer overflow. This could potentially lead to a Remote Code execution on the targeted device.
- CVE-2023-47456CRITICALCVSS 9.1EG 9.12023-11-07
Tenda AX1806 V1.0.0.1 contains a stack overflow vulnerability in function sub_455D4, called by function fromSetWirelessRepeat.
- CVE-2021-21891CRITICALCVSS 9.1EG 9.12021-12-22
A stack-based buffer overflow vulnerability exists in the Web Manager FsBrowseClean functionality of Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU). A specially crafted HTTP request can lead to remote code execution in the vulnerable porti…
- CVE-2021-21890CRITICALCVSS 9.1EG 9.12021-12-22
A stack-based buffer overflow vulnerability exists in the Web Manager FsBrowseClean functionality of Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU). A specially crafted HTTP request can lead to remote code execution in the vulnerable porti…
- CVE-2021-21887CRITICALCVSS 9.1EG 9.12021-12-22
A stack-based buffer overflow vulnerability exists in the Web Manager SslGenerateCSR functionality of Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU). A specially crafted HTTP request can lead to remote code execution. An attacker can make …
- CVE-2025-30472CRITICALCVSS 9.0EG 9.02025-03-22
Corosync through 3.1.9, if encryption is disabled or the attacker knows the encryption key, has a stack-based buffer overflow in orf_token_endian_convert in exec/totemsrp.c via a large UDP packet.
- CVE-2024-28038CRITICALCVSS 9.0EG 9.02024-11-26
The web interface of the affected devices processes a cookie value improperly, leading to a stack buffer overflow. More precisely, giving too long character string to MFPSESSIONID parameter results in a stack buffer overflow. As for the de…
- CVE-2024-34026CRITICALCVSS 9.0EG 9.02024-09-18
A stack-based buffer overflow vulnerability exists in the OpenPLC Runtime EtherNet/IP parser functionality of OpenPLC _v3 b4702061dc14d1024856f71b4543298d77007b88. A specially crafted EtherNet/IP request can lead to remote code execution. …
- CVE-2023-50734CRITICALCVSS 9.0EG 9.02024-02-28
A buffer overflow vulnerability has been identified in PostScript interpreter in various Lexmark devices. The vulnerability can be leveraged by an attacker to execute arbitrary code.
- CVE-2023-31024CRITICALCVSS 9.0EG 9.02024-01-12
NVIDIA DGX A100 BMC contains a vulnerability in the host KVM daemon, where an unauthenticated attacker may cause stack memory corruption by sending a specially crafted network packet. A successful exploit of this vulnerability may lead to …
- CVE-2021-26561CRITICALCVSS 9.0EG 9.02021-02-26
Stack-based buffer overflow vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header.
- CVE-2023-41028CRITICALCVSS 8.8EG 9.02023-08-23
A stack-based buffer overflow exists in Juplink RX4-1500, a WiFi router, in versions 1.0.2 through 1.0.5. An authenticated attacker can exploit this vulnerability to achieve code execution as root.
- CVE-2020-10924CRITICALCVSS 8.8EG 9.02020-07-28
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700 V1.0.4.84_10.0.58 routers. Although authentication is required to exploit this vulnerability, the existing authenticat…
- CVE-2017-13089CRITICALCVSS 8.8EG 9.02017-10-27
The http.c:skip_short_body() function is called in some circumstances, such as when processing redirects. When the response is sent chunked in wget before 1.19.2, the chunk parser uses strtol() to read each chunk's length, but doesn't chec…
- CVE-2014-0783HIGHCVSS v2 9.0EG 9.02014-03-14
Stack-based buffer overflow in BKHOdeq.exe in Yokogawa CENTUM CS 3000 R3.09.50 and earlier allows remote attackers to execute arbitrary code via a crafted TCP packet.
- CVE-2023-36998HIGHCVSS 8.9EG 8.92025-01-22
The NextEPC MME <= 1.0.1 (fixed in commit a8492c9c5bc0a66c6999cb5a263545b32a4109df) contains a stack-based buffer overflow vulnerability in the Emergency Number List decoding method. An attacker may send a NAS message containing an oversiz…
- CVE-2023-6116HIGHCVSS 8.9EG 8.92024-04-26
Team ENVY, a Security Research TEAM has found a flaw that allows for a remote code execution on the camera. An attacker could inject malicious into http request packets to execute arbitrary code. The manufacturer has released patch firmwa…
- CVE-2023-6095HIGHCVSS 8.9EG 8.92024-04-26
Vladimir Kononovich, a Security Researcher has found a flaw that allows for a remote code execution on the DVR. An attacker could inject malicious HTTP headers into request packets to execute arbitrary code. The manufacturer has released …
- CVE-2026-15894HIGHCVSS 8.8EG 8.82026-10-07
The Bluetooth Mesh On-Demand Private Proxy solicitation handler in subsys/bluetooth/mesh/solicitation.c copies a received Solicitation PDU into a fixed 17-byte stack buffer without bounding the source length. In sol_pdu_decrypt(), out is a…
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