cwe-121
Safeguard articles tagged "cwe-121" — guides, analysis, and best practices for software supply chain and application security.
13 articles
CVE-2020-5735: Amcrest Cameras and NVR Stack-based Buffer Overflow Vulnerability
CVE-2020-5735 affects Amcrest Cameras and Network Video Recorder (NVR) and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2021-11-03.
CVE-2021-20038: SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability
CVE-2021-20038 affects SonicWall SMA 100 Appliances and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2022-01-28.
CVE-2022-20700: Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability
CVE-2022-20700 affects Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2022-03-03.
CVE-2022-20701: Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability
CVE-2022-20701 affects Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2022-03-03.
CVE-2022-20708: Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability
CVE-2022-20708 affects Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2022-03-03.
CVE-2025-0282: Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerability
CVE-2025-0282 affects Ivanti Connect Secure, Policy Secure, and ZTA Gateways and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2025-01-08.
CVE-2025-22457: Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerability
CVE-2025-22457 affects Ivanti Connect Secure, Policy Secure, and ZTA Gateways and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2025-04-04.
CVE-2025-42599: Qualitia Active! Mail Stack-Based Buffer Overflow Vulnerability
CVE-2025-42599 affects Qualitia Active! Mail and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2025-04-28.
CVE-2025-20352: Cisco IOS and IOS XE Software SNMP Denial of Service and Remote Code Execution Vulnerability
CVE-2025-20352 affects Cisco IOS and IOS XE and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2025-09-29.
CVE-2025-53521: F5 BIG-IP Stack-Based Buffer Overflow Vulnerability
CVE-2025-53521 affects F5 BIG-IP and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2026-03-27.
CVE-2021-27137: DD-WRT Stack-Based Buffer Overflow Vulnerability
CVE-2021-27137 affects DD-WRT DD-WRT and is listed in CISA's Known Exploited Vulnerabilities catalog, meaning exploitation has been observed in the wild. Added 2026-07-21.
Code Red (2001): The Worm That Made Buffer Overflows Everyone’s Problem
A factual retrospective on the July 2001 Code Red worm, which exploited a buffer overflow in Microsoft IIS, infected hundreds of thousands of servers, and helped establish modern patch management as a discipline.
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