{"action":"Upgrade asterisk to 1:1.8.7.1~dfsg-1 or later.","affected":[{"fixed":"1:1.8.7.1~dfsg-1","introduced":"0"}],"component":"asterisk","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:1.8.7.1~dfsg-1"],"id":"tcs_01M5N9WAQ81EQF29M1ZD39DDFG","modified_at":"2026-10-23T17:47:46.319874759Z","published_at":"2011-10-21T10:55:03.927Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2011-4063","https://security-tracker.debian.org/tracker/CVE-2011-4063"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2011-4063","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2011-4063"}],"summary":"chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.7.1 and 10.x before 10.0.0-rc1 does not properly initialize variables during request parsing, which allows remote authenti"}