Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 portRangeForwardAdd stack-based overflow

A vulnerability was detected in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This impacts the function portRangeForwardAdd of the file /goform/portRangeForwardAdd. The manipulation of the argument ruleName/schedule/inboundFilter/TCPPorts/UDPPorts results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.