TP-Link WVR, WAR and ER devices allow remote authenticated administrators to execute arbitrary commands via command injection in the pptphellointerval variable in the pptp_client.lua file.Referenceshttps://github.com/chunibalon/Vulnerability/blob/master/CVE-2017-15613_to_CVE-2017-15637.txthttp://www.securityfocus.com/archive/1/541655/100/0/threaded
