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Gentoo Linux Security Advisory GLSA 200604-09
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http://security.gentoo.org/
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Severity: Normal
Title: Cyrus-SASL: DIGEST-MD5 Pre-Authentication Denial of Service
Date: April 21, 2006
Bugs: #129523
ID: 200604-09
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Synopsis
========
Cyrus-SASL contains a vulnerability in the DIGEST-MD5 process that
could lead to a Denial of Service.
Background
==========
Cyrus-SASL is an implementation of the Simple Authentication and
Security Layer.
Affected packages
=================
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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-libs/cyrus-sasl < 2.1.21-r2 >= 2.1.21-r2
Description
===========
Cyrus-SASL contains an unspecified vulnerability in the DIGEST-MD5
process that could lead to a Denial of Service.
Impact
======
An attacker could possibly exploit this vulnerability by sending
specially crafted data stream to the Cyrus-SASL server, resulting in a
Denial of Service even if the attacker is not able to authenticate.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Cyrus-SASL users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-libs/cyrus-sasl-2.1.21-r2"
References
==========
[ 1 ] CVE-2006-1721
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1721
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200604-09.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
[EMAIL PROTECTED] or alternatively, you may file a bug at
http://bugs.gentoo.org.
License
=======
Copyright 2006 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/2.0
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