The Stored Procedure infrastructure in IBM DB2 9.5, 9.7 before FP9a, 10.1 before FP3a, and 10.5 before FP3a on Windows allows remote authenticated users to gain privileges by leveraging the CONNECT privilege and the CREATE_EXTERNAL_ROUTINE authority.
https://exchange.xforce.ibmcloud.com/vulnerabilities/89860
http://www.ibm.com/support/docview.wss?uid=swg21673947
http://www.ibm.com/support/docview.wss?uid=swg21610582#4
http://www.ibm.com/support/docview.wss?uid=swg1IC99480
http://www-01.ibm.com/support/docview.wss?uid=swg1IC99481
http://www-01.ibm.com/support/docview.wss?uid=swg1IC99480