A vulnerability has been found in Totolink LR1200GB 9.1.0u.6619_B20230130 and classified as critical. Affected by this vulnerability is the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-250789 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.