CWE-121
Stack-based Buffer Overflow
Description
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).
Hierarchy (View 1000)
CVEs mapped to this weakness (3,626)
page 148 of 182| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-36772 | Med | 0.42 | 6.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W3 Wireless Router v1.0.0.3(2204) was discovered to contain a stack overflow in the wl_radio parameter of the formwrlSSIDget function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input. | ||
| CVE-2025-62858 | Med | 0.42 | 6.5 | 0.00 | Jun 9, 2026 | A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the… | ||
| CVE-2026-1871 | Med | 0.42 | 6.5 | 0.00 | Jun 2, 2026 | TP-Link Tapo C200 v5 contains a stack-based buffer overflow flaw in RTSP authentication handling due to improper validation of Authorization header field lengths, which can be triggered by a crafted authentication request. Successful exploitation causes the affected RTSP core… | ||
| CVE-2026-41565 | Hig | 0.42 | 7.5 | 0.00 | May 28, 2026 | CryptX versions before 0.088_001 for Perl have a stack buffer overflow in four AEAD decrypt_verify helpers. The gcm_decrypt_verify, ccm_decrypt_verify, chacha20poly1305_decrypt_verify and eax_decrypt_verify XS routines copied the caller-supplied authentication tag into a fixed… | ||
| CVE-2026-41286 | Med | 0.42 | 6.5 | 0.00 | May 6, 2026 | Stack-based Buffer Overflow vulnerability in the WatchGuard Agent discovery service on Windows allows Overflow Buffers. An unauthenticated attacker on the same local network could exploit this vulnerability to crash the agent service. | ||
| CVE-2026-41287 | Med | 0.42 | 6.5 | 0.00 | May 6, 2026 | Stack-based Buffer Overflow vulnerability in the WatchGuard Agent discovery service on Windows allows Overflow Buffers. An unauthenticated attacker on the same local network could exploit this vulnerability to crash the agent service. | ||
| CVE-2026-40950 | Med | 0.42 | 6.5 | 0.00 | Apr 30, 2026 | CVE-2026-40950 is a buffer overflow vulnerability in the Secure Access server prior to 14.50. Attackers with control of a modified client can send a specially crafted message to the server and cause a denial of service | ||
| CVE-2026-41681 | Hig | 0.42 | 7.5 | 0.00 | Apr 24, 2026 | rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.10.39 to before 0.10.78, EVP_DigestFinal() always writes EVP_MD_CTX_size(ctx) to the out buffer. If out is smaller than that, MdCtxRef::digest_final() writes past its end, usually corrupting the… | ||
| CVE-2026-40170 | Hig | 0.42 | 7.5 | 0.01 | Apr 16, 2026 | ngtcp2 is a C implementation of the IETF QUIC protocol. In versions prior to 1.22.1, ngtcp2_qlog_parameters_set_transport_params() serializes peer transport parameters into a fixed 1024-byte stack buffer without bounds checking. When qlog is enabled, a remote peer can send… | ||
| CVE-2026-32203 | Hig | 0.42 | 7.5 | 0.02 | Apr 14, 2026 | Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network. | ||
| CVE-2026-34122 | Med | 0.42 | 6.5 | 0.00 | Apr 2, 2026 | A stack-based buffer overflow vulnerability was identified in TP-Link Tapo C520WS v2.6 within a configuration handling component due to insufficient input validation. An attacker can exploit this vulnerability by supplying an excessively long value for a vulnerable… | ||
| CVE-2026-25833 | Hig | 0.42 | 7.5 | 0.00 | Apr 1, 2026 | Mbed TLS 3.5.0 to 3.6.5 fixed in 3.6.6 and 4.1.0 has a buffer overflow in the x509_inet_pton_ipv6() function | ||
| CVE-2023-7339 | Med | 0.42 | 6.5 | 0.00 | Mar 27, 2026 | Stack-based buffer overflow vulnerability in Softing Industrial Automation GmbH gateways allows overflow buffers. This issue affects pnGate: through 1.30 epGate: through 1.30 mbGate: through 1.30 smartLink HW-DP: through 1.30 smartLink HW-PN: through 1.01. | ||
| CVE-2026-33307 | Hig | 0.42 | 7.5 | 0.00 | Mar 24, 2026 | Mod_gnutls is a TLS module for Apache HTTPD based on GnuTLS. In versions prior to 0.12.3 and 0.13.0, code for client certificate verification imported the certificate chain sent by the client into a fixed size `gnutls_x509_crt_t x509[]` array without checking the number of… | ||
| CVE-2026-33250 | Hig | 0.42 | 7.5 | 0.01 | Mar 24, 2026 | Freeciv21 is a free open source, turn-based, empire-building strategy game. Versions prior to 3.1.1 crash with a stack overflow when receiving specially-crafted packets. A remote attacker can use this to take down any public server. A malicious server can use this to crash the… | ||
| CVE-2026-22320 | Med | 0.42 | 6.5 | 0.00 | Mar 18, 2026 | A stack-based buffer overflow in the CLI's TFTP file‑transfer command handling allows a low-privileged attacker with Telnet/SSH access to trigger memory corruption by supplying unexpected or oversized filename input. Exploitation results in the corruption of the internal… | ||
| CVE-2026-22316 | Med | 0.42 | 6.5 | 0.00 | Mar 18, 2026 | A remote attacker with user privileges for the webUI can use the setting of the TFTP Filename with a POST Request to trigger a stack-based Buffer Overflow, resulting in a DoS attack. | ||
| CVE-2026-21903 | Med | 0.42 | 6.5 | 0.00 | Jan 15, 2026 | A Stack-based Buffer Overflow vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS allows a network-based attacker, authenticated with low privileges to cause a Denial-of-Service (DoS). Subscribing to telemetry sensors at scale causes all FPC… | ||
| CVE-2025-20794 | Med | 0.42 | 6.5 | 0.00 | Jan 6, 2026 | In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for… | ||
| CVE-2025-62852 | Med | 0.42 | 6.5 | 0.00 | Jan 2, 2026 | A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the… |
- risk 0.42cvss 6.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W3 Wireless Router v1.0.0.3(2204) was discovered to contain a stack overflow in the wl_radio parameter of the formwrlSSIDget function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
- risk 0.42cvss 6.5epss 0.00
A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the…
- risk 0.42cvss 6.5epss 0.00
TP-Link Tapo C200 v5 contains a stack-based buffer overflow flaw in RTSP authentication handling due to improper validation of Authorization header field lengths, which can be triggered by a crafted authentication request. Successful exploitation causes the affected RTSP core…
- risk 0.42cvss 7.5epss 0.00
CryptX versions before 0.088_001 for Perl have a stack buffer overflow in four AEAD decrypt_verify helpers. The gcm_decrypt_verify, ccm_decrypt_verify, chacha20poly1305_decrypt_verify and eax_decrypt_verify XS routines copied the caller-supplied authentication tag into a fixed…
- risk 0.42cvss 6.5epss 0.00
Stack-based Buffer Overflow vulnerability in the WatchGuard Agent discovery service on Windows allows Overflow Buffers. An unauthenticated attacker on the same local network could exploit this vulnerability to crash the agent service.
- risk 0.42cvss 6.5epss 0.00
Stack-based Buffer Overflow vulnerability in the WatchGuard Agent discovery service on Windows allows Overflow Buffers. An unauthenticated attacker on the same local network could exploit this vulnerability to crash the agent service.
- risk 0.42cvss 6.5epss 0.00
CVE-2026-40950 is a buffer overflow vulnerability in the Secure Access server prior to 14.50. Attackers with control of a modified client can send a specially crafted message to the server and cause a denial of service
- risk 0.42cvss 7.5epss 0.00
rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.10.39 to before 0.10.78, EVP_DigestFinal() always writes EVP_MD_CTX_size(ctx) to the out buffer. If out is smaller than that, MdCtxRef::digest_final() writes past its end, usually corrupting the…
- risk 0.42cvss 7.5epss 0.01
ngtcp2 is a C implementation of the IETF QUIC protocol. In versions prior to 1.22.1, ngtcp2_qlog_parameters_set_transport_params() serializes peer transport parameters into a fixed 1024-byte stack buffer without bounds checking. When qlog is enabled, a remote peer can send…
- risk 0.42cvss 7.5epss 0.02
Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.
- risk 0.42cvss 6.5epss 0.00
A stack-based buffer overflow vulnerability was identified in TP-Link Tapo C520WS v2.6 within a configuration handling component due to insufficient input validation. An attacker can exploit this vulnerability by supplying an excessively long value for a vulnerable…
- risk 0.42cvss 7.5epss 0.00
Mbed TLS 3.5.0 to 3.6.5 fixed in 3.6.6 and 4.1.0 has a buffer overflow in the x509_inet_pton_ipv6() function
- risk 0.42cvss 6.5epss 0.00
Stack-based buffer overflow vulnerability in Softing Industrial Automation GmbH gateways allows overflow buffers. This issue affects pnGate: through 1.30 epGate: through 1.30 mbGate: through 1.30 smartLink HW-DP: through 1.30 smartLink HW-PN: through 1.01.
- risk 0.42cvss 7.5epss 0.00
Mod_gnutls is a TLS module for Apache HTTPD based on GnuTLS. In versions prior to 0.12.3 and 0.13.0, code for client certificate verification imported the certificate chain sent by the client into a fixed size `gnutls_x509_crt_t x509[]` array without checking the number of…
- risk 0.42cvss 7.5epss 0.01
Freeciv21 is a free open source, turn-based, empire-building strategy game. Versions prior to 3.1.1 crash with a stack overflow when receiving specially-crafted packets. A remote attacker can use this to take down any public server. A malicious server can use this to crash the…
- risk 0.42cvss 6.5epss 0.00
A stack-based buffer overflow in the CLI's TFTP file‑transfer command handling allows a low-privileged attacker with Telnet/SSH access to trigger memory corruption by supplying unexpected or oversized filename input. Exploitation results in the corruption of the internal…
- risk 0.42cvss 6.5epss 0.00
A remote attacker with user privileges for the webUI can use the setting of the TFTP Filename with a POST Request to trigger a stack-based Buffer Overflow, resulting in a DoS attack.
- risk 0.42cvss 6.5epss 0.00
A Stack-based Buffer Overflow vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS allows a network-based attacker, authenticated with low privileges to cause a Denial-of-Service (DoS). Subscribing to telemetry sensors at scale causes all FPC…
- risk 0.42cvss 6.5epss 0.00
In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for…
- risk 0.42cvss 6.5epss 0.00
A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the…