The IRM Server in EMC Documentum Information Rights Management 4.x before 4.7.0100 and 5.x before 5.0.1030 allows remote attackers to cause a denial of service (pvcontrol.exe process hang) via \n (line feed) characters in the Id fields of many "batch begin untethered" commands.
https://exchange.xforce.ibmcloud.com/vulnerabilities/75554
http://www.securitytracker.com/id?1027058
http://www.securityfocus.com/bid/53475
http://www.securityfocus.com/archive/1/522682
http://www.exploit-db.com/exploits/18734