Server Side Request Forgery (SSRF) vulnerability in SAP NetWeaver Knowledge Management Configuration Service, EPBC and EPBC2 from 7.00 to 7.02; KMC-BC 7.30, 7.31, 7.40 and 7.50, that allows an attacker to manipulate the vulnerable application to send crafted requests on behalf of the application.
https://launchpad.support.sap.com/#/notes/2457562
https://blogs.sap.com/2017/12/12/sap-security-patch-day-december-2017/