Totolink LR1200GB cstecgi.cgi setLanguageCfg stack-based overflow

A vulnerability was found in Totolink LR1200GB 9.1.0u.6619_B20230130. It has been rated as critical. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument lang leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-250793 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.