There is an unauthorized buffer overflow vulnerability in Tenda AX12 v22.03.01.21 _ cn. This vulnerability can cause the web service not to restart or even execute arbitrary code. It is a different vulnerability from CVE-2022-2414.
Tenda AX12 V22.03.01.21_CN is vulnerable to Buffer Overflow. This overflow is triggered in the sub_42FDE4 function, which satisfies the request of the upper-level interface function sub_430124, that is, handles the post request under /goform/SetIpMacBind.
There is a stack overflow vulnerability in the /goform/setMacFilterCfg function in the httpd service of Tenda ax12 22.03.01.21_cn router. An attacker can obtain a stable shell through a carefully constructed payload