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[gentoo-announce] [ GLSA 201401-09 ] Openswan: User-assisted execution of arbitrary code


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    stranger

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Posted 18 January 2014 - 10:49 PM

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Gentoo Linux Security Advisory GLSA 201401-09
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http://security.gentoo.org/
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Severity: Normal
Title: Openswan: User-assisted execution of arbitrary code
Date: January 18, 2014
Bugs: #483204
ID: 201401-09

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Synopsis
========

A vulnerability in Openswan could result in execution of arbitrary code
or Denial of Service.

Background
==========

Openswan is an implementation of IPsec for Linux.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/openswan < 2.6.39 >= 2.6.39

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

A buffer overflow flaw has been discovered in Openswan when using
Opportunistic Encryption.

Impact
======

A remote attacker could send a specially crafted DNS TXT record,
possibly resulting in execution of arbitrary code with the privileges
of the process or a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Openswan users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/openswan-2.6.39"

References
==========

[ 1 ] CVE-2013-2053
http://nvd.nist.gov/...e=CVE-2013-2053

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

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

http://security.gent...a-201401-09.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 ( -at -) 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://creativecommo...enses/by-sa/2.5







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