Gentoo: 201210-01 w3m: SSL spoofing vulnerability
Posted by Benjamin D. Thomas   
Gentoo An error in the hostname matching of w3m might enable remote attackers to conduct man-in-the-middle attacks.
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Gentoo Linux Security Advisory                           GLSA 201210-01
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: w3m: SSL spoofing vulnerability
     Date: October 18, 2012
     Bugs: #325431
       ID: 201210-01

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Synopsis
========

An error in the hostname matching of w3m might enable remote attackers
to conduct man-in-the-middle attacks.

Background
==========

w3m is a text based WWW browser.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  www-client/w3m              < 0.5.2-r4               >= 0.5.2-r4

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

A SSL spoofing vulnerability has been discovered in w3m. Please review
the CVE identifier referenced below for details.

Impact
======

A remote attacker might employ a specially crafted certificate to
conduct man-in-the-middle attacks on SSL connections made using w3m.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All w3m users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=www-client/w3m-0.5.2-r4"

References
==========

[ 1 ] CVE-2010-2074
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-2074

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

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

 http://security.gentoo.org/glsa/glsa-201210-01.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 2012 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