{"id":"CVE-2011-4063","details":"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 authenticated users to cause a denial of service (daemon crash) via a malformed request.","modified":"2026-04-10T03:42:02.363345Z","published":"2011-10-21T10:55:03Z","references":[{"type":"ADVISORY","url":"http://downloads.digium.com/pub/security/AST-2011-012.html"},{"type":"ADVISORY","url":"http://secunia.com/advisories/46420"},{"type":"WEB","url":"http://securityreason.com/securityalert/8478"},{"type":"WEB","url":"http://www.securityfocus.com/archive/1/520141/100/0/threaded"},{"type":"WEB","url":"http://www.securityfocus.com/bid/50177"},{"type":"WEB","url":"http://www.securitytracker.com/id?1026191"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/70706"}],"schema_version":"1.7.5"}