### [CVE-2018-11714](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11714) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description An issue was discovered on TP-Link TL-WR840N v5 00000005 0.9.1 3.16 v0001.0 Build 170608 Rel.58696n and TL-WR841N v13 00000013 0.9.1 4.16 v0001.0 Build 170622 Rel.64334n devices. This issue is caused by improper session handling on the /cgi/ folder or a /cgi file. If an attacker sends a header of "Referer: http://192.168.0.1/mainFrame.htm" then no authentication is required for any action. ### POC #### Reference - https://www.exploit-db.com/exploits/44781/ - https://www.exploit-db.com/exploits/44781/ #### Github - https://github.com/ARPSyndicate/cvemon - https://github.com/theace1/tl-wr840PoC