A vulnerability has been identified in RUGGEDCOM RM1224 LTE(4G) EU (All versions < V8.0), RUGGEDCOM RM1224 LTE(4G) NAM (All versions < V8.0), SCALANCE M804PB (All versions < V8.0), SCALANCE M812-1 ADSL-Router (Annex A) (All versions < V8.0), SCALANCE M812-1 ADSL-Router (Annex B) (All versions < V8.0), SCALANCE M816-1 ADSL-Router (Annex A) (All versions < V8.0), SCALANCE M816-1 ADSL-Router (Annex B) (All versions < V8.0), SCALANCE M826-2 SHDSL-Router (All versions < V8.0), SCALANCE M874-2 (All versions < V8.0), SCALANCE M874-3 (All versions < V8.0), SCALANCE M876-3 (EVDO) (All versions < V8.0), SCALANCE M876-3 (ROK) (All versions < V8.0), SCALANCE M876-4 (All versions < V8.0), SCALANCE M876-4 (EU) (All versions < V8.0), SCALANCE M876-4 (NAM) (All versions < V8.0), SCALANCE MUM853-1 (EU) (All versions < V8.0), SCALANCE MUM856-1 (EU) (All versions < V8.0), SCALANCE MUM856-1 (RoW) (All versions < V8.0), SCALANCE S615 (All versions < V8.0), SCALANCE S615 EEC (All versions < V8.0). An Improper Neutralization of Special Elements used in an OS Command with root privileges vulnerability exists in the handling of the DDNS configuration. This could allow malicious local administrators to issue commands on system level after a successful IP address update.