GLSA 200903-18 Openswan: Insecure temporary file creation
Posted on: 03/09/2009 04:30 PM

A new security update has been released for Gentoo Linux - Openswan: Insecure temporary file creation. Here the announcement:

Gentoo Linux Security Advisory GLSA 200903-18
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
http://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Severity: Normal
Title: Openswan: Insecure temporary file creation
Date: March 09, 2009
Bugs: #238574
ID: 200903-18

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
========

An insecure temporary file usage has been reported in Openswan,
allowing for symlink attacks.

Background
==========

Openswan is an implementation of IPsec for Linux.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/openswan lt; 2.4.13-r2 gt;= 2.4.13-r2

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

Dmitry E. Oboukhov reported that the IPSEC livetest tool does not
handle the ipseclive.conn and ipsec.olts.remote.log temporary files
securely.

Impact
======

A local attacker could perform symlink attacks to execute arbitrary
code and overwrite arbitrary files with the privileges of the user
running the application.

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 "gt;=net-misc/openswan-2.4.13-r2"

References
==========

[ 1 ] CVE-2008-4190
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4190

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

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

http://security.gentoo.org/glsa/glsa-200903-18.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
http://bugs.gentoo.org.

License
=======

Copyright 2009 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



Printed from Linux Compatible (http://www.linuxcompatible.org/news/story/glsa_200903_18_openswan_insecure_temporary_file_creation.html)