{"action":"Upgrade asterisk to 1:1.8.8.0~dfsg-1 or later.","affected":[{"fixed":"1:1.8.8.0~dfsg-1","introduced":"0"}],"component":"asterisk","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:1.8.8.0~dfsg-1"],"id":"tcs_01M5N9X8XQS4H8E598WRWDZS6J","modified_at":"2026-10-23T17:47:48.045682769Z","published_at":"2011-12-15T03:57:34.310Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2011-4597","https://security-tracker.debian.org/tracker/CVE-2011-4597"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2011-4597","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2011-4597"}],"summary":"The SIP over UDP implementation in Asterisk Open Source 1.4.x before 1.4.43, 1.6.x before 1.6.2.21, and 1.8.x before 1.8.7.2 uses different port numbers for responses to invalid requests depending on"}