Zhejiang uniview technologies security(DVR/NVR)and other monitoring equipment command execution

In file /Interface/DevManage/VM.php in: code area .............. Code omitted.................... // Set the DNS to resolve the server address case 'setDNSServer' : shellexec'echo "nameserver '. 'DNSServerAdrr'.'"'.' /etc/resolv. conf'; 'Code' = 0; getTip; echo jsonencode; break; default :...