Intelbras Router RF 301K Firmware 1.1.2 is vulnerable to Cross Site Request Forgery (CSRF) due to lack of security mechanisms for token protection and unsafe inputs and modules.
https://www.youtube.com/watch?v=1Ed-2xBFG3M
http://packetstormsecurity.com/files/163023/Intelbras-Router-RF-301K-Cross-Site-Request-Forgery.html