CVE ID:	CVE-2012-5571
Description:	OpenStack Keystone Essex (2012.1) and Folsom (2012.2) does not properly handle EC2 tokens when the user role has been removed from a tenant, which allows remote authenticated users to bypass intended authorization restrictions by leveraging a token for the removed user role.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2012-5571 51423 http://secunia.com/advisories/51423 51436 http://secunia.com/advisories/51436 56726 http://www.securityfocus.com/bid/56726 FEDORA-2012-19341 http://lists.fedoraproject.org/pipermail/package-announce/2012-December/094286.html RHSA-2012:1556 http://rhn.redhat.com/errata/RHSA-2012-1556.html RHSA-2012:1557 http://rhn.redhat.com/errata/RHSA-2012-1557.html USN-1641-1 http://www.ubuntu.com/usn/USN-1641-1 [oss-security] 20121128 [OSSA 2012-018] EC2-style credentials invalidation issue (CVE-2012-5571) http://www.openwall.com/lists/oss-security/2012/11/28/5 [oss-security] 20121128 [OSSA 2012-019] Extension of token validity through token chaining (CVE-2012-5563) http://www.openwall.com/lists/oss-security/2012/11/28/6 https://bugs.launchpad.net/keystone/+bug/1064914 https://bugs.launchpad.net/keystone/+bug/1064914 https://github.com/openstack/keystone/commit/37308dd4f3e33f7bd0f71d83fd51734d1870713b https://github.com/openstack/keystone/commit/37308dd4f3e33f7bd0f71d83fd51734d1870713b https://github.com/openstack/keystone/commit/8735009dc5b895db265a1cd573f39f4acfca2a19 https://github.com/openstack/keystone/commit/8735009dc5b895db265a1cd573f39f4acfca2a19 https://github.com/openstack/keystone/commit/9d68b40cb9ea818c48152e6c712ff41586ad9653 https://github.com/openstack/keystone/commit/9d68b40cb9ea818c48152e6c712ff41586ad9653 keystone-tenant-sec-bypass(80333) https://exchange.xforce.ibmcloud.com/vulnerabilities/80333