Asterisk: Multiple vulnerabilities

Background

Asterisk is an open source telephony engine and toolkit.

Description

Multiple vulnerabilities have been discovered in Asterisk. Please review the CVE identifiers below for details.

Impact

A remote attacker that gains access to a privileged Asterisk account can execute arbitrary system shell commands. Furthermore an unprivileged remote attacker could cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Asterisk 11 users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=net-misc/asterisk-11.10.2"

All Asterisk 1.8 users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=net-misc/asterisk-1.8.28.2"