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HistoryJun 27, 2006 - 12:00 a.m.

[ GLSA 200606-26 ] EnergyMech: Denial of Service

2006-06-2700:00:00
vulners.com
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Gentoo Linux Security Advisory GLSA 200606-26


                                        http://security.gentoo.org/

Severity: Normal
Title: EnergyMech: Denial of Service
Date: June 26, 2006
Bugs: #132749
ID: 200606-26


Synopsis

A Denial of Service vulnerability was discovered in EnergyMech that is
easily exploitable via IRC.

Background

EnergyMech is an IRC bot programmed in C.

Affected packages

-------------------------------------------------------------------
 Package        /  Vulnerable  /                        Unaffected
-------------------------------------------------------------------

1 net-irc/emech < 3.0.2 >= 3.0.2

Description

A bug in EnergyMech fails to handle empty CTCP NOTICEs correctly, and
will cause a crash from a segmentation fault.

Impact

By sending an empty CTCP NOTICE, a remote attacker could exploit this
vulnerability to cause a Denial of Service.

Workaround

There is no known workaround at this time.

Resolution

All EnergyMech users should update to the latest stable version:

# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=net-irc/emech-3.0.2&quot;

References

[ 1 ] EnergyMech Changelog
http://www.energymech.net/versions-3.0.html

Availability

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

http://security.gentoo.org/glsa/glsa-200606-26.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/2.5