GLSA 200410-05: Cyrus-SASL: Buffer overflow
Posted on: 10/07/2004 12:40 PM

A Cyrus-SASL security updates has been released for Gentoo Linux

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Gentoo Linux Security Advisory GLSA 200410-05
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http://security.gentoo.org/
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Severity: High
Title: Cyrus-SASL: Buffer overflow and SASL_PATH vulnerabilities
Date: October 07, 2004
Bugs: #56016
ID: 200410-05

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Synopsis
=======

Cyrus-SASL contains two vulnerabilities that might allow an attacker to completely compromise the vulnerable system.

Background
=========

Cyrus-SASL is an implementation of the Simple Authentication and Security Layer.

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

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Package / Vulnerable / Unaffected
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1 dev-libs/cyrus-sasl <= 2.1.18-r1 >= 2.1.18-r2

Description
==========

Cyrus-SASL contains a remote buffer overflow in the digestmda5.c file. Additionally, under certain conditions it is possible for a local user to exploit a vulnerability in the way the SASL_PATH environment variable is honored (CAN-2004-0884).

Impact
=====

An attacker might be able to execute arbitrary code with the Effective ID of the application calling the Cyrus-SASL libraries.

Workaround
=========

There is no known workaround at this time.

Resolution
=========

All Cyrus-SASL users should upgrade to the latest stable version:

# emerge sync

# emerge -pv ">=dev-libs/cyrus-sasl-2.1.18-r2"
# emerge ">=dev-libs/cyrus-sasl-2.1.18-r2"

References
=========

[ 1 ] CAN-2004-0884
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0884

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

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

http://security.gentoo.org/glsa/glsa-200410-05.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 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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