Solution : https://service.sap.com/sap/support/notes/1513952 (SAP Service marketplace login required)
Key words : 
prerequisites ap-ppe-scm lacks permission checks, ap-ppe-scm reason, ap-ppe-scm, undesired system behavior, authenticated user, potentially result, authenticated user#, attached correction, terms authorization, authorization check
Related Notes : 
       
| 1425215 | Security Note Missing Authority Check for Call Transaction | 
| 888889 | Automatic checks for security notes using RSECNOTE |