{"action":"Upgrade tcpreplay to 4.3.3-1 or later.","affected":[{"fixed":"4.3.3-1","introduced":"0"}],"component":"tcpreplay","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.3.3-1"],"id":"tcs_01M5NEJ32XHVAWWF0JX8GR5DR5","modified_at":"2026-10-26T12:00:31.425092267Z","published_at":"2020-05-08T18:15:10.457Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-12740","https://security-tracker.debian.org/tracker/CVE-2020-12740"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-12740#Debian:13/tcpreplay","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-12740"}],"summary":"tcprewrite in Tcpreplay through 4.3.2 has a heap-based buffer over-read during a get_c operation. The issue is being triggered in the function get_ipv6_next() at common/get.c."}