WordPress: Privilege escalation

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200608-19 / wordpress
Release Date	August 10, 2006
Latest Revision	December 13, 2006: 02
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
www-apps/wordpress	< 2.0.4	>= 2.0.4	All supported architectures

Related bugreports: #142142

Synopsis

A flaw in WordPress allows registered WordPress users to elevate privileges.

2. Impact Information

Background

WordPress is a PHP and MySQL based multiuser blogging system.

Description

The WordPress developers have confirmed a vulnerability in capability checking for plugins.

Impact

By exploiting a flaw, a user can circumvent WordPress access restrictions when using plugins. The actual impact depends on the configuration of WordPress and may range from trivial to critical, possibly even the execution of arbitrary PHP code.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All WordPress users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-apps/wordpress-2.0.4"

4. References

Updated August 10, 2006

Summary: This is a Gentoo Linux Security Advisory

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