{"action":"Upgrade apt to 0.8.11 or later.","affected":[{"fixed":"0.8.11","introduced":"0"}],"component":"apt","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["0.8.11"],"id":"tcs_01M5N9VYVV0FH90FQ90GDP9HCV","modified_at":"2026-10-23T17:47:35.838034038Z","published_at":"2014-03-01T00:55:04.857Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2011-3634","https://security-tracker.debian.org/tracker/CVE-2011-3634"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2011-3634#Debian:14/apt","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2011-3634"}],"summary":"methods/https.cc in apt before 0.8.11 accepts connections when the certificate host name fails validation and Verify-Host is enabled, which allows man-in-the-middle attackers to obtain repository cred"}