Vulnerability Description
OpenStack Keystone before 2012.1.1, as used in OpenStack Folsom before Folsom-1 and OpenStack Essex, does not properly implement token expiration, which allows remote authenticated users to bypass intended authorization restrictions by (1) creating new tokens through token chaining, (2) leveraging possession of a token for a disabled user account, or (3) leveraging possession of a token for an account with a changed password.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openstack | Essex | All versions |
| Openstack | Horizon | folsom-1 |
| Openstack | Keystone | 2012.1 |
Related Weaknesses (CWE)
References
- http://github.com/openstack/keystone/commit/29e74e73a6e51cffc0371b32354558391826
- http://github.com/openstack/keystone/commit/375838cfceb88cacc312ff6564e64eb18ee6Patch
- http://github.com/openstack/keystone/commit/628149b3dc6b58b91fd08e6ca8d91c728ccbExploitPatch
- http://github.com/openstack/keystone/commit/a67b24878a6156eab17b9098fa649f027925
- http://github.com/openstack/keystone/commit/d9600434da14976463a0bd03abd8e0309f0d
- http://github.com/openstack/keystone/commit/ea03d05ed5de0c015042876100d37a6a14bfExploitPatch
- http://secunia.com/advisories/50045
- http://secunia.com/advisories/50494
- http://www.openwall.com/lists/oss-security/2012/07/27/4Patch
- http://www.ubuntu.com/usn/USN-1552-1
- https://bugs.launchpad.net/keystone/+bug/996595
- https://bugs.launchpad.net/keystone/+bug/997194
- https://bugs.launchpad.net/keystone/+bug/998185
- https://launchpad.net/keystone/essex/2012.1.1/+download/keystone-2012.1.1.tar.gzPatch
- http://github.com/openstack/keystone/commit/29e74e73a6e51cffc0371b32354558391826
FAQ
What is CVE-2012-3426?
CVE-2012-3426 is a vulnerability with a CVSS score of 4.9 (MEDIUM). OpenStack Keystone before 2012.1.1, as used in OpenStack Folsom before Folsom-1 and OpenStack Essex, does not properly implement token expiration, which allows remote authenticated users to bypass int...
How severe is CVE-2012-3426?
CVE-2012-3426 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-3426?
Check the references section above for vendor advisories and patch information. Affected products include: Openstack Essex, Openstack Horizon, Openstack Keystone.