GLSA-201209-15 : Asterisk: Multiple vulnerabilities

High Nessus Plugin ID 62344

Synopsis

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

Description

The remote host is affected by the vulnerability described in GLSA-201209-15 (Asterisk: Multiple vulnerabilities)

Multiple vulnerabilities have been found in Asterisk:
An error in manager.c allows shell access (CVE-2012-2186).
An error in Asterisk could cause all RTP ports to be exhausted (CVE-2012-3812).
A double-free error could occur when two parties attempt to manipulate the same voicemail account simultaneously (CVE-2012-3863).
Asterisk does not properly implement certain ACL rules (CVE-2012-4737).
Impact :

A remote, authenticated attacker could execute arbitrary code with the privileges of the process, cause a Denial of Service condition, or bypass outbound call restrictions.
Workaround :

There is no known workaround at this time.

Solution

All Asterisk users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/asterisk-1.8.15.1'

See Also

https://security.gentoo.org/glsa/201209-15

Plugin Details

Severity: High

ID: 62344

File Name: gentoo_GLSA-201209-15.nasl

Version: 1.9

Type: local

Published: 2012/09/27

Updated: 2018/07/11

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 9

Temporal Score: 6.7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:asterisk, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2012/09/26

Reference Information

CVE: CVE-2012-2186, CVE-2012-3812, CVE-2012-3863, CVE-2012-4737

BID: 54317, 54327, 55335, 55351

GLSA: 201209-15