CVE-2021-28844
Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to an apply_cgi via action do_graph_auth without a session_id key.
Source: CVE-2021-28844