Tenda AC7 SetRebootTimer formSetRebootTimer stack-based overflow

A vulnerability was found in Tenda AC7 15.03.06.44. It has been declared as critical. Affected by this vulnerability is the function formSetRebootTimer of the file /goform/SetRebootTimer. The manipulation of the argument reboot_time leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.