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[gentoo-announce] [ GLSA 201207-01 ] sudo: Privilege escalation

Posted on 10 July 2012
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201207-01
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http://security.gentoo.org/
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Severity: High
Title: sudo: Privilege escalation
Date: July 09, 2012
Bugs: #416281
ID: 201207-01

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Synopsis
========
A vulnerability has been found in sudo which may allow local users to
gain escalated privileges.

Background
==========
sudo allows a system administrator to give users the ability to run
commands as other users. Access to commands may also be granted on a
range to hosts.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-admin/sudo < 1.8.5_p1 >= 1.8.5_p1

Description
===========
An error in sudo may allow unintended IPv4 hosts to be granted access
to commands.

Impact
======
A local attacker could gain escalated privileges.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All sudo users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-admin/sudo-1.8.5_p1"

References
==========
[ 1 ] CVE-2012-2337
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-2337

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

http://security.gentoo.org/glsa/glsa-201207-01.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 2012 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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