Cisco Unified Communications Domain Manager Platform Software 4.4(.3) and earlier allows remote attackers to cause a denial of service (CPU consumption) by sending crafted TCP packets quickly, aka Bug ID CSCuo42063.
https://exchange.xforce.ibmcloud.com/vulnerabilities/96146
http://www.securitytracker.com/id/1030885
http://www.securityfocus.com/bid/70044
http://tools.cisco.com/security/center/viewAlert.x?alertId=35803
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3380