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Gentoo Linux Security Advisory 201412-03

Gentoo Linux Security Advisory 201412-03
Posted Dec 8, 2014
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201412-3 - A vulnerability in Dovecot could allow a remote attacker to create a Denial of Service condition. Versions less than 2.2.13 are affected.

tags | advisory, remote, denial of service
systems | linux, gentoo
advisories | CVE-2014-3430
SHA-256 | 3d75dd34d40e4219d0c2b708283b8f3aac32e24327f5de51520a41dbd3e58729

Gentoo Linux Security Advisory 201412-03

Change Mirror Download
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Gentoo Linux Security Advisory GLSA 201412-03
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http://security.gentoo.org/
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Severity: Normal
Title: Dovecot: Denial of Service
Date: December 08, 2014
Bugs: #509954
ID: 201412-03

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Synopsis
========

A vulnerability in Dovecot could allow a remote attacker to create a
Denial of Service condition.

Background
==========

Dovecot is an open source IMAP and POP3 email server.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-mail/dovecot < 2.2.13 >= 2.2.13

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

Dovecot does not properly close connections, allowing a resource
exhaustion for incomplete SSL/TLS handshakes.

Impact
======

A remote attacker could possibly cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Dovecot users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-mail/dovecot-2.2.13"

References
==========

[ 1 ] CVE-2014-3430
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3430

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

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

http://security.gentoo.org/glsa/glsa-201412-03.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
[ GLSA 201412-03 ] Dovecot: Denial of Service

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