CVE-2020-14074
TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.
Date published : 2020-06-14
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-kick_ban_wifi.pdf