GLSA 200509-10 Mailutils: Format string vulnerability in imap4d
Posted on: 09/17/2005 08:32 AM

A new security update has been released for Gentoo Linux - Mailutils: Format string vulnerability in imap4d. Here the announcement:

Gentoo Linux Security Advisory GLSA 200509-10
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http://security.gentoo.org/
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Severity: High
Title: Mailutils: Format string vulnerability in imap4d
Date: September 17, 2005
Bugs: #105458
ID: 200509-10

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Synopsis
========

The imap4d server contains a vulnerability allowing an authenticated
user to execute arbitrary code with the privileges of the imap4d
process.

Background
==========

The GNU Mailutils are a collection of mail-related utilities, including
an IMAP4 server (imap4d).

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-mail/mailutils lt; 0.6-r2 gt;= 0.6-r2

Description
===========

The imap4d server contains a format string bug in the handling of IMAP
SEARCH requests.

Impact
======

An authenticated IMAP user could exploit the format string error in
imap4d to execute arbitrary code as the imap4d user, which is usually
root.

Workaround
==========

There are no known workarounds at this time.

Resolution
==========

All GNU Mailutils users should upgrade to the latest available version:

# emerge --sync
# emerge --ask --oneshot --verbose "gt;=net-mail/mailutils-0.6-r2"

References
==========

[ 1 ] iDEFENSE 09.09.05 advisory

http://www.idefense.com/application/poi/display?id03type=vulnerabilities

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

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

http://security.gentoo.org/glsa/glsa-200509-10.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 2005 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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