[ GLSA 200712-12 ] IRC Services: Denial of Service

[Pierre-Yves Rofes <py () gentoo org>]

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Gentoo Linux Security Advisory                           GLSA 200712-12
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                                            http://security.gentoo.org/
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  Severity: Normal
     Title: IRC Services: Denial of Service
      Date: December 13, 2007
      Bugs: #199897
        ID: 200712-12

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Synopsis
========

A Denial of Service vulnerability has been reported in IRC Services.

Background
==========

IRC Services is a system of services to be used with Internet Relay
Chat networks.

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

    -------------------------------------------------------------------
     Package              /  Vulnerable  /                  Unaffected
    -------------------------------------------------------------------
  1  net-irc/ircservices      < 5.0.63                       >= 5.0.63

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

loverboy reported that the "default_encrypt()" function in file
encrypt.c does not properly handle overly long passwords.

Impact
======

A remote attacker could provide an overly long password to the
vulnerable server, resulting in a Denial of Service.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All IRC Services users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=net-irc/ircservices-5.0.63"

References
==========

  [ 1 ] CVE-2007-6122
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6122

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

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

  http://security.gentoo.org/glsa/glsa-200712-12.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 2007 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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