A vulnerability was found in TOTOLINK CA300-PoE 6.2c.884. It has been declared as critical. This vulnerability affects the function loginauth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-272788. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
TOTOLINK CA300-PoE V6.2c.884 was discovered to contain a hard code password for the telnet service which is stored in the component /etc/config/product.ini.
TOTOLINK CA300-PoE V6.2c.884 was discovered to contain a command injection vulnerability via the NetDiagPingSize parameter in the setNetworkDiag function.
TOTOLINK CA300-PoE V6.2c.884 was discovered to contain a command injection vulnerability via the NetDiagTracertHop parameter in the setNetworkDiag function.