The FTP server on the Linksys WRT54G 7 router with 7.00.1 firmware does not verify authentication credentials, which allows remote attackers to establish an FTP session by sending an arbitrary username and password.Referenceshttp://www.securityfocus.com/archive/1/489009/100/0/threadedhttp://www.gnucitizen.org/projects/router-hacking-challenge/http://swbae.egloos.com/1701135https://exchange.xforce.ibmcloud.com/vulnerabilities/41119