Gentoo 2478 Published by

A Zwiki security update is available for Gento Linux

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Gentoo Linux Security Advisory GLSA 200412-23
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http://security.gentoo.org/
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Severity: Low
Title: Zwiki: XSS vulnerability
Date: December 21, 2004
Bugs: #72315
ID: 200412-23

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Synopsis
=======

Zwiki is vulnerable to cross-site scripting attacks.



Background
=========

Zwiki is a Zope wiki-clone for easy-to-edit collaborative websites.

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

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Package / Vulnerable / Unaffected
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1 net-zope/zwiki < 0.36.2-r1 >= 0.36.2-r1

Description
==========

Due to improper input validation, Zwiki can be exploited to perform cross-site scripting attacks.

Impact
=====

By enticing a user to read a specially-crafted wiki entry, an attacker can execute arbitrary script code running in the context of the victim's browser.

Workaround
=========

There is no known workaround at this time.

Resolution
=========

All Zwiki users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-zope/zwiki-0.36.2-r1"

References
=========

[ 1 ] Zwiki Bug Report
http://zwiki.org/925ZwikiXSSVulnerability

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

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

http://security.gentoo.org/glsa/glsa-200412-23.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 2004 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