Wavlink WL-WN578W2 firewall.cgi sub_401C5C command injection

A vulnerability was determined in Wavlink WL-WN578W2 221110. This affects the function sub_401C5C of the file firewall.cgi. This manipulation of the argument pingFrmWANFilterEnabled/blockSynFloodEnabled/blockPortScanEnabled/remoteManagementEnabled causes command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.