openstack-nova is vulnerable to information disclosure attacks. The vulnerability exists as OpenStack Compute (Nova) before 2013.1.3 and Havana before havana-2 does not properly enforce the os-flavor-access:is_public property, which allows remote authenticated users to obtain sensitive information (flavor properties), boot arbitrary flavors, and possibly have other unspecified impacts by guessing the flavor id.
rhn.redhat.com/errata/RHSA-2013-1199.html
seclists.org/oss-sec/2013/q3/281
access.redhat.com/errata/RHSA-2013:1199
access.redhat.com/security/cve/CVE-2013-2256
access.redhat.com/security/updates/classification/#moderate
bugs.launchpad.net/nova/+bug/1194093
bugzilla.redhat.com/show_bug.cgi?id=971188
bugzilla.redhat.com/show_bug.cgi?id=975882
bugzilla.redhat.com/show_bug.cgi?id=993340
bugzilla.redhat.com/show_bug.cgi?id=997649
bugzilla.redhat.com/show_bug.cgi?id=997840
bugzilla.redhat.com/show_bug.cgi?id=998598
rhn.redhat.com/errata/RHSA-2013-0657.html
rhn.redhat.com/errata/RHSA-2013-1199.html