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USN-1439-1: Horizon vulnerabilities

7 May 2012

Horizon could be made to expose sensitive information over the network.



  • 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)

Update instructions

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

Ubuntu 12.04

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