========================================================================== Ubuntu Security Notice USN-1439-1 May 07, 2012
A security issue affects these releases of Ubuntu and its derivatives:
Horizon could be made to expose sensitive information over the network.
Software Description: - horizon: Web interface for OpenStack cloud infrastructure
Matthias Weckbecker discovered a cross-site scripting (XSS) vulnerability in Horizon via the log viewer refrash mechanism. If a user were tricked into viewing a specially crafted log message, a remote attacker could exploit this to modify the contents or steal confidential data within the same domain. (CVE-2012-2094)
Thomas Biege discovered a session fixation vulnerability in Horizon. An attacker could exploit this to potentially allow access to unauthorized information and capabilities. (CVE-2012-2144)
The problem can be corrected by updating your system to the following package versions:
Ubuntu 12.04 LTS: python-django-horizon 2012.1-0ubuntu8.1
In general, a standard system update will make all the necessary changes.
References: http://www.ubuntu.com/usn/usn-1439-1 CVE-2012-2094, CVE-2012-2144
Package Information: https://launchpad.net/ubuntu/+source/horizon/2012.1-0ubuntu8.1