cgi-bin/cgiServer.exx in Yealink VoIP Phone SIP-T38G allows remote authenticated users to execute arbitrary commands by calling the system method in the body of a request, as demonstrated by running unauthorized services, changing directory permissions, and modifying files.
- http://packetstormsecurity.com/files/127093/Yealink-VoIP-Phone-SIP-T38G-Privilege-Escalation.html
- http://packetstormsecurity.com/files/127096/Yealink-VoIP-Phone-SIP-T38G-Remote-Command-Execution.html
- http://www.exploit-db.com/exploits/33741
- http://www.exploit-db.com/exploits/33742
- https://github.com/lfparizzi/CVE-Yealink-T40G