Linksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 RP_checkCredentialsByBBS os command injection

A vulnerability was found in Linksys RE6500, RE6250, RE6300, RE6350, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. It has been classified as critical. This affects the function RP_checkCredentialsByBBS of the file /goform/RP_checkCredentialsByBBS. The manipulation of the argument pwd leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.