The management console in Symantec Endpoint Protection Manager (SEPM) 12.1 before RU5 allows remote attackers to read arbitrary files or send TCP requests to intranet servers via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.
https://exchange.xforce.ibmcloud.com/vulnerabilities/98525
http://www.securitytracker.com/id/1031176
http://www.securityfocus.com/bid/70843
http://www.securityfocus.com/archive/1/533918/100/0/threaded