GLSA-201206-05 : Asterisk: Multiple vulnerabilities

This script is Copyright (C) 2012-2015 Tenable Network Security, Inc.

Synopsis :

The remote Gentoo host is missing one or more security-related

Description :

The remote host is affected by the vulnerability described in GLSA-201206-05
(Asterisk: Multiple vulnerabilities)

Multiple vulnerabilities have been found in Asterisk:
An error in manager.c allows shell access through the MixMonitor
application, GetVar, or Status (CVE-2012-2414).
An error in chan_skinny.c could cause a heap-based buffer overflow
An error in chan_sip.c prevents Asterisk from checking if a channel
exists before connected line updates (CVE-2012-2416).
An error in chan_iax2.c may cause an invalid pointer to be called
chan_skinny.c contains a NULL pointer dereference (CVE-2012-2948).

Impact :

A remote attacker could execute arbitrary code with the privileges of
the process or cause a Denial of Service condition.

Workaround :

There is no known workaround at this time.

See also :

Solution :

All Asterisk users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-misc/asterisk-'

Risk factor :

Medium / CVSS Base Score : 6.5
CVSS Temporal Score : 5.4
Public Exploit Available : true

Family: Gentoo Local Security Checks

Nessus Plugin ID: 59633 ()

Bugtraq ID: 53205

CVE ID: CVE-2012-2414

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