NETGEAR WGT624 Wireless DSL router has a default account of super_username "Gearguy" and super_passwd "Geardog", which allows remote attackers to modify the configuration. NOTE: followup posts have suggested that this might not occur with all WGT624 routers.
https://exchange.xforce.ibmcloud.com/vulnerabilities/24926
http://www.securityfocus.com/bid/16835
http://www.securityfocus.com/archive/1/485396/100/0/threaded
http://www.securityfocus.com/archive/1/431026/30/5580/threaded
http://www.securityfocus.com/archive/1/426313/100/0/threaded
http://www.securityfocus.com/archive/1/426187/100/0/threaded