CVE-2012-5977 Information

Description

Asterisk Open Source 1.8.x before 1.8.19.1 10.x before 10.11.1 and 11.x before 11.1.2; Certified Asterisk 1.8.11 before 1.8.11-cert10; and Asterisk Digiumphones 10.x-digiumphones before 10.11.1-digiumphones when anonymous calls are enabled allow remote attackers to cause a denial of service (resource consumption) by making anonymous calls from multiple sources and consequently adding many entries to the device state cache.

Reference

http://downloads.asterisk.org/pub/security/AST-2012-015 http://www.debian.org/security/2013/dsa-2605 https://issues.asterisk.org/jira/browse/ASTERISK-20175