Keystone protection bypass and authentication bypass, Nova DoS.
vulners.com/securityvulns/securityvulns:doc:29466
vulners.com/securityvulns/securityvulns:doc:29467
vulners.com/securityvulns/securityvulns:doc:29468
vulners.com/securityvulns/securityvulns:doc:29491