Zope: File inclusion through RestructuredText

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200510-20 / Zope
Release Date	October 25, 2005
Latest Revision	May 22, 2006: 02
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
net-zope/zope	< 2.7.8, = 2.8.0, = 2.8.1	>= 2.7.8	All supported architectures

Related bugreports: #109087

Synopsis

Zope is vulnerable to a file inclusion vulnerability when exposing RestructuredText functionalities to untrusted users.

2. Impact Information

Background

Zope is an application server that can be used to build content management systems, intranets, portals or other custom applications.

Description

Zope honors file inclusion directives in RestructuredText objects by default.

Impact

An attacker could exploit the vulnerability by sending malicious input that would be interpreted in a RestructuredText Zope object, potentially resulting in the execution of arbitrary Zope code with the rights of the Zope server.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Zope users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose net-zope/zope

4. References

Page updated October 25, 2005

Summary: This is a Gentoo Linux Security Advisory

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