A vulnerability classified as critical has been found in TOTOLINK AC1200 T8 4.1.5cu.861_B20230220. This affects the function setWiFiRepeaterCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.