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Gentoo Linux Security Advisory GLSA 201412-02
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http://security.gentoo.org/
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Severity: Normal
Title: nfs-utils: Information disclosure
Date: December 08, 2014
Bugs: #464636
ID: 201412-02
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Synopsis
========
A vulnerability in nfs-utils might allow remote attackers to gain
access to restricted information.
Background
==========
nfs-utils contains the client and daemon implementations for the NFS
protocol.
Affected packages
=================
——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 net-fs/nfs-utils < 1.2.8 >= 1.2.8
Description
===========
rpc.gssd in nfs-utils is vulnerable to DNS spoofing due to it depending
on PTR resolution for GSSAPI authentication, allowing for data to be
submitted to a malicious server without the knowledge of the user.
Impact
======
A remote attacker may be able to obtain sensitive information.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All nfs-utils users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=net-fs/nfs-utils-1.2.8”
References
==========
[ 1 ] CVE-2013-1923
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-1923
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201412-02.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 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://creativecommons.org/licenses/by-sa/2.5
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