CVE-2013-2030 Information

Description

keystone/middleware/auth_token.py in OpenStack Nova Folsom Grizzly and Havana uses an insecure temporary directory for storing signing certificates which allows local users to spoof servers by pre-creating this directory which is reused by Nova as demonstrated using /tmp/keystone-signing-nova on Fedora.

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105916.html http://lists.openstack.org/pipermail/openstack-announce/2013-May/000098.html http://www.openwall.com/lists/oss-security/2013/05/09/2 https://bugs.launchpad.net/nova/+bug/1174608 https://bugzilla.redhat.com/show_bug.cgi?id=958285