A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this issue is the function R7WebsSecurityHandler. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257000. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
https://vuldb.com/?ctiid.257000
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC18/R7WebsSecurityHandler.md