GLSA 200808-11 UUDeview: Insecure temporary file creation
Posted on: 08/11/2008 07:45 PM

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

Gentoo Linux Security Advisory GLSA 200808-11
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http://security.gentoo.org/=

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Severity: Normal
Title: UUDeview: Insecure temporary file creation
Date: August 11, 2008
Bugs: #222275, #224193
ID: 200808-11

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Synopsis
========

A vulnerability in UUDeview may allow local attackers to conduct
symlink attacks.

Background
==========

UUdeview is encoder and decoder supporting various binary formats.
NZBGet is a command-line based binary newsgrabber supporting .nzb
files.

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

-------------------------------------------------------------------=

Package / Vulnerable / Unaffected
-------------------------------------------------------------------=

1 app-text/uudeview lt; 0.5.20-r1 gt;= 0.5.20-r=
1
2 news-nntp/nzbget lt; 0.4.0 gt;= 0.4.=
0
-------------------------------------------------------------------=

2 affected packages on all of their supported architectures.
-------------------------------------------------------------------=


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

UUdeview makes insecure usage of the tempnam() function when creating
temporary files. NZBGet includes a copy of the vulnerable code.

Impact
======

A local attacker could exploit this vulnerability to overwrite
arbitrary files on the system.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All UUDview users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose "gt;=app-text/uudeview-0.5.20-r1=
"

All NZBget users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose "gt;=news-nntp/nzbget-0.4.0"

References
==========

[ 1 ] CVE-2008-2266
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2266

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

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

http://security.gentoo.org/glsa/glsa-200808-11.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 2008 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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