Tenda AC15 fast_setting_wifi_set form_fast_setting_wifi_set stack-based overflow

A vulnerability was found in Tenda AC15 15.03.20_multi. It has been declared as critical. This vulnerability affects the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set. The manipulation of the argument ssid leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257668. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.