OpenStack Keystone Essex before 2012.1.2 and Folsom before folsom-3 does not properly handle authorization tokens for disabled tenants, which allows remote authenticated users to access the tenant’s resources by requesting a token for the tenant.
secunia.com/advisories/50665
www.openwall.com/lists/oss-security/2012/09/28/6
www.securityfocus.com/bid/55716
bugzilla.redhat.com/show_bug.cgi?id=861180
exchange.xforce.ibmcloud.com/vulnerabilities/78947
github.com/openstack/keystone
github.com/openstack/keystone/commit/4ebfdfaf23c6da8e3c182bf3ec2cb2b7132ef685
github.com/openstack/keystone/commit/5373601bbdda10f879c08af1698852142b75f8d5
lists.launchpad.net/openstack/msg17035.html
nvd.nist.gov/vuln/detail/CVE-2012-4457