A vulnerability classified as critical was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. Affected by this vulnerability is the function getSaveConfig of the file /cgi-bin/cstecgi.cgi?action=save&setting. The manipulation of the argument http_host leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-272593 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.