Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 allows remote attackers to cause a denial of service via invalid variables in an authentication packet, aka Bug ID CSCuv40469.Referenceshttp://www.securitytracker.com/id/1033281http://tools.cisco.com/security/center/viewAlert.x?alertId=40444http://www.securityfocus.com/bid/76351
