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USN-1326-1: Nova vulnerability

11 January 2012

Nova would allow unintended access to resources over the network.



  • nova - OpenStack Compute cloud infrastructure


Nachi Ueno, Rohit Karajgi, and Venkatesan Ravikumar discovered that when
Nova is configured to use the OpenStack API, it would not correctly enforce
access controls on certain incoming requests. A remote authenticated
attacker could exploit this to change resources of arbitrary tenants.

Update instructions

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

Ubuntu 11.10

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