Secunia Security Advisory – Yamaha has acknowledged a vulnerability in RT Series Routers, which potentially can be exploited by malicious people to disclose sensitive information.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/76925/sa34857.txt
Source: https://packetstormsecurity.com/files/76925/Secunia-Security-Advisory-34857.html