Directory traversal vulnerability in virt/disk/api.py in OpenStack Compute (Nova) Folsom (2012.2) and Essex (2012.1), when used over libvirt-based hypervisors, allows remote authenticated users to write arbitrary files to the disk image via a .. (dot dot) in the path attribute of a file element.

References

• https://nvd.nist.gov/vuln/detail/CVE-2012-3360
• openstack/nova@2427d4a
• openstack/nova@b0feaff
• https://bugs.launchpad.net/nova/+bug/1015531
• https://lists.launchpad.net/openstack/msg14089.html
• http://lists.fedoraproject.org/pipermail/package-announce/2012-July/083984.html
• http://secunia.com/advisories/49763
• http://secunia.com/advisories/49802
• http://www.securityfocus.com/bid/54277
• http://www.ubuntu.com/usn/USN-1497-1