Xpress Server in SAP POS does not require authentication for read/write/delete file access. This is SAP Security Note 2520064.Referenceshttps://erpscan.io/research/hacking-sap-pos/https://blogs.sap.com/2017/09/12/sap-security-patch-day-september-2017/https://erpscan.io/advisories/erpscan-17-033-sap-pos-missing-authentication-xpressserver/