The DCPluginServelet servlet in ManageEngine Desktop Central and Desktop Central MSP before build 90109 allows remote attackers to create administrator accounts via an addPlugInUser action.
https://www.manageengine.com/products/desktop-central/cve20147862-unauthorized-account-creation.html
https://github.com/pedrib/PoC/blob/master/advisories/ManageEngine/me_dc9_admin.txt
https://exchange.xforce.ibmcloud.com/vulnerabilities/99595
http://www.securityfocus.com/bid/71849
http://www.securityfocus.com/archive/1/534356/100/0/threaded
http://seclists.org/fulldisclosure/2015/Jan/2
http://packetstormsecurity.com/files/129769/Desktop-Central-Add-Administrator.html