OpenStack Security Advisory: 2012-016 CVE: CVE-2012-4457 Date: September 28, 2012 Title: Token authorization for a user in a disabled tenant is allowed Impact: High Reporter: Rohit Karajgi (NTT Data) Affects: Essex (prior to 2012.1.2), Folsom (prior to folsom-3 development milestone)
Description: Rohit Karajgi reported a vulnerability in Keystone. It was possible to get a token that is authorized for a disabled tenant. Once the token is established with authorization on the tenant, keystone would respond 200 OK to token validation requests from other OpenStack services, allowing the user to work with the tenant's resources.
Folsom fix: (Included in 2012.2) http://github.com/openstack/keystone/commit/4ebfdfaf23c6da8e3c182bf3ec2cb2b7...
Essex fix: (Included in 2012.1.2) http://github.com/openstack/keystone/commit/5373601bbdda10f879c08af169885214...
References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=2012-4457 https://bugs.launchpad.net/keystone/+bug/988920