[ GLSA 200408-11 ] Nessus: "adduser" race condition vulnerability
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Gentoo Linux Security Advisory GLSA 200408-11
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http://security.gentoo.org/
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Severity: Normal
Title: Nessus: "adduser" race condition vulnerability
Date: August 12, 2004
Bugs: #58014
ID: 200408-11
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Synopsis
========
Nessus contains a vulnerability allowing a user to perform a privilege
escalation attack.
Background
==========
Nessus is a free and powerful network security scanner.
Affected packages
=================
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Package / Vulnerable / Unaffected
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1 net-analyzer/nessus <= 2.0.11 >= 2.0.12
Description
===========
A race condition can occur in "nessus-adduser" if the user has not
configured their TMPDIR variable.
Impact
======
A malicious user could exploit this bug to escalate privileges to the
rights of the user running "nessus-adduser".
Workaround
==========
There is no known workaround at this time. All users are encouraged to
upgrade to the latest available version of Nessus.
Resolution
==========
All Nessus users should upgrade to the latest version:
# emerge sync
# emerge -pv ">=net-analyzer/nessus-2.0.12"
# emerge ">=net-analyzer/nessus-2.0.12"
References
==========
[ 1 ] Secunia Advisory
http://secunia.com/advisories/12127/
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200408-11.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@xxxxxxxxxx or alternatively, you may file a bug at
http://bugs.gentoo.org.
License
=======
Copyright 2004 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/1.0
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