GLSA-201203-21 : Asterisk: Multiple vulnerabilities

High Nessus Plugin ID 59613

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-201203-21 (Asterisk: Multiple vulnerabilities)

Two vulnerabilities have been found in Asterisk:
The 'milliwatt_generate()' function in app_milliwatt.c is vulnerable to a stack overrun (AST-2012-002).
The 'ast_parse_digest()' function in utils.c is vulnerable to a stack-based buffer overflow (AST-2012-003).
Impact :

A remote unauthenticated attacker could execute arbitrary code or cause a Denial of Service condition.
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-1.8.10.1'

See Also

https://downloads.asterisk.org/pub/security/AST-2012-002.txt

https://downloads.asterisk.org/pub/security/AST-2012-003.txt

https://security.gentoo.org/glsa/201203-21

Plugin Details

Severity: High

ID: 59613

File Name: gentoo_GLSA-201203-21.nasl

Version: 1.9

Type: local

Published: 2012/06/21

Updated: 2018/07/11

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.5

Temporal Score: 6.2

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

Temporal Vector: CVSS2#E:F/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: true

Exploit Ease: Exploits are available

Patch Publication Date: 2012/03/28

Exploitable With

Core Impact

Reference Information

CVE: CVE-2012-1183, CVE-2012-1184

BID: 52523

GLSA: 201203-21