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Gentoo: 201406-25 Asterisk: Multiple vulnerabilities Print E-mail
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Posted by Benjamin D. Thomas   
Gentoo Multiple vulnerabilities have been discovered in Asterisk, the worst of which could allow privileged users to execute arbitrary system shell commands.
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Gentoo Linux Security Advisory                           GLSA 201406-25
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: Asterisk: Multiple vulnerabilities
     Date: June 25, 2014
     Bugs: #513102
       ID: 201406-25

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Synopsis
========

Multiple vulnerabilities have been discovered in Asterisk, the worst of
which could allow privileged users to execute arbitrary system shell
commands.

Background
==========

Asterisk is an open source telephony engine and toolkit.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/asterisk           < 11.10.2               *>= 1.8.28.2
                                                           >= 11.10.2

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

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

Impact
======

A remote attacker that gains access to a privileged Asterisk account
can execute arbitrary system shell commands. Furthermore an
unprivileged remote attacker could cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Asterisk 11 users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/asterisk-11.10.2"

All Asterisk 1.8 users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/asterisk-1.8.28.2"

References
==========

[ 1 ] CVE-2014-4046
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-4046
[ 2 ] CVE-2014-4047
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-4047

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

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

 http://security.gentoo.org/glsa/glsa-201406-25.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 2014 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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