A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216. It has been declared as critical. Affected by this vulnerability is the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument command leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-249865 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.