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GLSA-201206-05 : Asterisk: Multiple vulnerabilities

medium Nessus Plugin ID 59633

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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-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 (CVE-2012-2415).
 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 (CVE-2012-2947).
 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.

Solution

All Asterisk users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/asterisk-1.8.12.1'

See Also

https://security.gentoo.org/glsa/201206-05

Plugin Details

Severity: Medium

ID: 59633

File Name: gentoo_GLSA-201206-05.nasl

Version: 1.10

Type: local

Published: 6/21/2012

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

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 Ease: No known exploits are available

Patch Publication Date: 6/21/2012

Reference Information

CVE: CVE-2012-2414, CVE-2012-2415, CVE-2012-2416, CVE-2012-2947, CVE-2012-2948

BID: 53205, 53206, 53210, 53722, 53723

GLSA: 201206-05