{"action":"Upgrade libesmtp to 1.0.4-2 or later.","affected":[{"fixed":"1.0.4-2","introduced":"0"}],"component":"libesmtp","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1.0.4-2"],"id":"tcs_01M5N9H1MPJWJQWMJVXGYV03XN","modified_at":"2026-10-23T17:47:31.348648526Z","published_at":"2010-03-31T18:00:00.703Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2010-1194","https://security-tracker.debian.org/tracker/CVE-2010-1194"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2010-1194","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2010-1194"}],"summary":"The match_component function in smtp-tls.c in libESMTP 1.0.3.r1, and possibly other versions including 1.0.4, treats two strings as equal if one is a substring of the other, which allows remote attack"}