Cross-site request forgery (CSRF) vulnerability in the device management interface in Buffalo AirStation WHR-G54S 1.20 allows remote attackers to make configuration changes as an administrator via HTTP requests to certain HTML pages in the res parameter with an inp req parameter to cgi-bin/cgi, as demonstrated by accessing (1) ap.html and (2) filter_ip.html.
https://exchange.xforce.ibmcloud.com/vulnerabilities/36492
http://www.securityfocus.com/archive/1/478801/100/0/threaded
http://www.securityfocus.com/archive/1/478795/100/0/threaded
http://securityreason.com/securityalert/3117