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Gentoo Linux Security Advisory GLSA 200604-17
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http://security.gentoo.org/
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Severity: High
Title: Ethereal: Multiple vulnerabilities in protocol dissectors
Date: April 27, 2006
Bugs: #130505
ID: 200604-17

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Synopsis
========

Ethereal is vulnerable to numerous vulnerabilities, potentially
resulting in the execution of arbitrary code.

Background
==========

Ethereal is a feature-rich network protocol analyzer.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-analyzer/ethereal < 0.99.0 >= 0.99.0

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

Coverity discovered numerous vulnerabilities in versions of Ethereal
prior to 0.99.0, including:

* buffer overflows in the ALCAP (CVE-2006-1934), COPS (CVE-2006-1935)
and telnet (CVE-2006-1936) dissectors.

* buffer overflows in the NetXray/Windows Sniffer and Network
Instruments file code (CVE-2006-1934).

For further details please consult the references below.

Impact
======

An attacker might be able to exploit these vulnerabilities to crash
Ethereal or execute arbitrary code with the permissions of the user
running Ethereal, which could be the root user.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Ethereal users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-analyzer/ethereal-0.99.0"

References
==========

[ 1 ] CVE-2006-1932
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1932
[ 2 ] CVE-2006-1933
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1933
[ 3 ] CVE-2006-1934
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1934
[ 4 ] CVE-2006-1935
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1935
[ 5 ] CVE-2006-1936
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1936
[ 6 ] CVE-2006-1937
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1937
[ 7 ] CVE-2006-1938
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1938
[ 8 ] CVE-2006-1939
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1939
[ 9 ] CVE-2006-1940
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1940
[ 10 ] Ethereal enpa-sa-00023
http://www.ethereal.com/appnotes/enpa-sa-00023.html

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

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

http://security.gentoo.org/glsa/glsa-200604-17.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 (at) gentoo (dot) org [email concealed] 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/2.0
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