[ GLSA 201110-21 ] Asterisk: Multiple vulnerabilities

[Tim Sammut <underling () gentoo org>]

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Gentoo Linux Security Advisory                           GLSA 201110-21
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                                            http://security.gentoo.org/
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 Severity: High
    Title: Asterisk: Multiple vulnerabilities
     Date: October 24, 2011
     Bugs: #352059, #355967, #359767, #364887, #372793, #373409, #387453
       ID: 201110-21

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Synopsis
========

Multiple vulnerabilities in Asterisk might allow unauthenticated remote
attackers to execute arbitrary code.

Background
==========

Asterisk is an open source telephony engine and toolkit.

Affected packages
=================

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/asterisk           < 1.8.7.1                 >= 1.8.7.1
                                                       *>= 1.6.2.18.2

Description
===========

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

Impact
======

An unauthenticated remote attacker may execute code with the privileges
of the Asterisk process or cause a Denial of Service.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All asterisk 1.6.x users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/asterisk-1.6.2.18.2"

All asterisk 1.8.x users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/asterisk-1.8.7.1"

References
==========

[  1 ] CVE-2011-1147
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1147
[  2 ] CVE-2011-1174
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1174
[  3 ] CVE-2011-1175
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1175
[  4 ] CVE-2011-1507
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1507
[  5 ] CVE-2011-1599
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1599
[  6 ] CVE-2011-2529
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2529
[  7 ] CVE-2011-2535
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2535
[  8 ] CVE-2011-2536
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2536
[  9 ] CVE-2011-2665
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2665
[ 10 ] CVE-2011-2666
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2666
[ 11 ] CVE-2011-4063
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4063

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 http://security.gentoo.org/glsa/glsa-201110-21.xml

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security () gentoo org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2011 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5

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