Tenda AC1206 setSchedWifi function sched_start_time buffer overflow vulnerability

The AC1206 is a high-performance router designed with Gigabit ports on both the WAN and LAN ports. tenda AC1206 firmware version US_AC1206V1.0RTL_V15.03.06.23_multi_TD01 contains a buffer overflow vulnerability that originates in the /bin/httpd file /goform/ The sched_start_time parameter in the setSchedWifi function on the openSchedWifi page lacks length validation for the input data, which could be exploited by an attacker to cause a denial of service.