USN-1565-1: OpenStack Horizon vulnerability

Ubuntu Security Notice USN-1565-1

13th September, 2012

horizon vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 12.04 LTS


OpenStack Horizon could help expose sensitive information.

Software description

  • horizon - Web interface for OpenStack cloud infrastructure


Thomas Biege discovered that the Horizon authentication mechanism
did not validate the next parameter. An attacker could use this to
construct a link to legitimate OpenStack web dashboard that redirected
the user to a malicious website after authentication.

Update instructions

The problem can be corrected by updating your system to the following package version:

Ubuntu 12.04 LTS:
openstack-dashboard 2012.1.3+stable~20120815-691dd2-0ubuntu1.1
python-django-horizon 2012.1.3+stable~20120815-691dd2-0ubuntu1.1

To update your system, please follow these instructions:

In general, a standard system update will make all the necessary changes.