CVE-2008-5558 Information

Description

Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5 when realtime IAX2 users are enabled allows remote attackers to cause a denial of service (crash) via authentication attempts involving (1) an unknown user or (2) a user using hostname matching.

Reference

http://downloads.digium.com/pub/security/AST-2008-012.html http://osvdb.org/50675 http://secunia.com/advisories/32956 http://secunia.com/advisories/34982 http://security.gentoo.org/glsa/glsa-200905-01.xml http://securityreason.com/securityalert/4769 http://www.securityfocus.com/archive/1/499117/100/0/threaded http://www.securityfocus.com/bid/32773 http://www.securitytracker.com/id?1021378 http://www.vupen.com/english/advisories/2008/3403