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Gentoo Linux Security Advisory                           GLSA 201404-04
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                                            http://security.gentoo.org/
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 Severity: High
    Title: Crack: Arbitrary code execution
     Date: April 07, 2014
     Bugs: #460164
       ID: 201404-04

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Synopsis
========

A vulnerability in Crack might allow remote attackers to execute
arbitrary code.

Background
==========

Crack is a really simple JSON and XML parsing Ruby gem, ripped from
Merb and Rails.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-ruby/crack               < 0.3.2                    >= 0.3.2 

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

An XML parameter parsing vulnerability has been discovered in Crack. 

Impact
======

A remote attacker could execute arbitrary code with the privileges of
the process, cause a Denial of
Service condition, or bypass security restrictions.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Crack users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-ruby/crack-0.3.2"

References
==========

[ 1 ] CVE-2013-1800
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-1800

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

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

 http://security.gentoo.org/glsa/glsa-201404-04.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

-- 
Mikle Kolyada
Gentoo Linux Developer