{"id":"CVE-2026-125401","published":"2026-11-10T00:17:14.540","lastModified":"2026-11-10T00:17:14.540","description":"Ettercap through 0.8.4.1 contains a heap buffer overflow vulnerability in gg_get_version() in src/dissectors/ec_gg.c that writes up to 44 bytes into a 30-byte allocation. Remote attackers can send Gadu-Gadu traffic on TCP port 8074 with a crafted version field through a monitored network to corrupt heap memory in the Ettercap process, which normally runs as root.","cvssScore":8.1,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","cwes":["CWE-122"],"vendors":[],"products":[],"references":[{"url":"https://github.com/Ettercap/ettercap/blob/v0.8.4.1/src/dissectors/ec_gg.c#L599","tags":[]},{"url":"https://github.com/Ettercap/ettercap/commit/1d8badb713579419a29a494bb463a1af59707e98","tags":[]},{"url":"https://github.com/Ettercap/ettercap/pull/1330","tags":[]},{"url":"https://github.com/Ettercap/ettercap/security/advisories/GHSA-vrjv-f8gv-2h35","tags":[]},{"url":"https://www.vulncheck.com/advisories/ettercap-through-0.8.4.1-heap-buffer-overflow-via-gadu-gadu-dissector","tags":[]}],"exploitRefs":[{"url":"https://github.com/Ettercap/ettercap/blob/v0.8.4.1/src/dissectors/ec_gg.c#L599","tags":[]},{"url":"https://github.com/Ettercap/ettercap/commit/1d8badb713579419a29a494bb463a1af59707e98","tags":[]},{"url":"https://github.com/Ettercap/ettercap/pull/1330","tags":[]},{"url":"https://github.com/Ettercap/ettercap/security/advisories/GHSA-vrjv-f8gv-2h35","tags":[]}],"hasPoc":true,"ai":null}