Tenda AC18 execCommand formexeCommand stack-based overflow

A vulnerability was found in Tenda AC18 15.03.05.05. It has been rated as critical. This issue affects the function formexeCommand of the file /goform/execCommand. The manipulation of the argument cmdinput leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-257057 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.