Totolink LR1200GB cstecgi.cgi setParentalRules stack-based overflow

A vulnerability was found in Totolink LR1200GB 9.1.0u.6619_B20230130 and classified as critical. Affected by this issue is the function setParentalRules of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument sTime leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-250790 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.