An issue was discovered on KuWFi GC111 devices (Hardware Version: CPE-LM321_V3.2, Software Version: GC111-GL-LM321_V3.0_20191211). They are vulnerable to unauthenticated /goform/goform_set_cmd_process requests. A crafted POST request, using the SSID parameter, allows remote attackers to execute arbitrary OS commands with root privileges.