[Full-Disclosure] [ GLSA 200502-11 ] Mailman: Directory traversal vulnerability

[Sune Kloppenborg Jeppesen]

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Gentoo Linux Security Advisory                           GLSA 200502-11
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                                            http://security.gentoo.org/
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  Severity: Normal
     Title: Mailman: Directory traversal vulnerability
      Date: February 10, 2005
      Bugs: #81109
        ID: 200502-11

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Synopsis
========

Mailman fails to properly sanitize input, leading to information
disclosure.

Background
==========

Mailman is a Python-based mailing list server with an extensive web
interface.

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

    -------------------------------------------------------------------
     Package           /  Vulnerable  /                     Unaffected
    -------------------------------------------------------------------
  1  net-mail/mailman     < 2.1.5-r4                       >= 2.1.5-r4

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

Mailman contains an error in private.py which fails to properly
sanitize input paths.

Impact
======

An attacker could exploit this flaw to obtain arbitrary files on the
web server.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Mailman users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=net-mail/mailman-2.1.5-r4"

References
==========

  [ 1 ] Full Disclosure Announcement
        http://lists.netsys.com/pipermail/full-disclosure/2005-February/031562.html
  [ 2 ] CAN-2005-0202
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0202

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

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

  http://security.gentoo.org/glsa/glsa-200502-11.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.org or alternatively, you may file a bug at
http://bugs.gentoo.org.

License
=======

Copyright 2005 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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