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Ubuntu 14.04 LTS: USN-2247-1 Critical OpenStack Nova Privilege Flaws

ubuntu
Calendar Grey June 17, 2014
Scroller Ubuntu
Several vulnerabilities in OpenStack Nova have been addressed for Ubuntu versions 12.04, 13.10, and 14.04, complete with detailed upgrade guidelines.
Several security issues were fixed in OpenStack Nova.

Summary

Several security issues were fixed in OpenStack Nova.

Software Description:

- nova: OpenStack Compute cloud infrastructure

Details:

Darragh O'Reilly discovered that OpenStack Nova did not properly set up its

sudo configuration. If a different flaw was found in OpenStack Nova, this

vulnerability could be used to escalate privileges. This issue only

affected Ubuntu 13.10 and Ubuntu 14.04 LTS. (CVE-2013-1068)

Bernhard M. Wiedemann and Pedraig Brady discovered that OpenStack Nova did

not properly verify the virtual size of a QCOW2 images. A remote

authenticated attacker could exploit this to create a denial of service via

disk consumption. This issue did not affect Ubuntu 14.04 LTS.

(CVE-2013-4463, CVE-2013-4469)

JuanFra Rodriguez Cardoso discovered that OpenStack Nova did not enforce

SSL connections when Nova was configured to use QPid and qpid_protocol is

set to 'ssl'. If a remote attacker were able to perform a man-in-the-middle

attack, this flaw could be ...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service privilege escalation access control attack ubuntu openstack

Update Instructions

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

Ubuntu 14.04 LTS:
  python-nova                     1:2014.1-0ubuntu1.2

Ubuntu 13.10:
  python-nova                     1:2013.2.3-0ubuntu1.2

Ubuntu 12.04 LTS:
  python-nova                     2012.1.3+stable-20130423-e52e6912-0ubuntu1.4

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

References

https://ubuntu.com/security/notices/USN-2247-1

CVE-2013-1068, CVE-2013-4463, CVE-2013-4469, CVE-2013-6491,

CVE-2013-7130, CVE-2014-0134, CVE-2014-0167

Severity
critical
Lowest
Low
Medium
High
Critical

=========================================================================Ubuntu Security Notice USN-2247-1

Topics%20covered

Topics Covered

security advisory denial of service privilege escalation access control attack ubuntu openstack

Package Information

https://launchpad.net/ubuntu/+source/nova/1:2014.1-0ubuntu1.2
https://launchpad.net/ubuntu/+source/nova/1:2013.2.3-0ubuntu1.2
https://launchpad.net/ubuntu/+source/nova/2012.1.3+stable-20130423-e52e6912-0ubuntu1.4

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