The CP_RC_TRANSACTION_CALL_BY_SET function in the Engineering Workbench component in SAP Production Planning and Control allows remote authenticated users to bypass intended transaction restrictions via unspecified vectors.
https://service.sap.com/sap/support/notes/1537089
http://scn.sap.com/docs/DOC-8218
http://archives.neohapsis.com/archives/bugtraq/2013-04/0178.html