View at Official ubuntu advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2013-2255 low priority: Ubuntu including 6 source packages (cinder, keystone, nova, python-keystoneclient, quantum, swift), 30 status rows across 5 suites (lucid, precise, quantal, raring, upstream): ignored 14, DNE 7, needs-triage 4, not-affected 4, released 1.
HTTPSConnections in OpenStack Keystone 2013, OpenStack Compute 2013.1, and possibly other OpenStack components, fail to validate server-side SSL certificates.