### [CVE-2021-20990](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20990) ![](https://img.shields.io/static/v1?label=Product&message=Fibaro%20Home%20Center&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=Home%20Center%202%3C%3D%204.600%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-306%20Missing%20Authentication%20for%20Critical%20Function&color=brighgreen) ### Description In Fibaro Home Center 2 and Lite devices with firmware version 4.600 and older an internal management service is accessible on port 8000 and some API endpoints could be accessed without authentication to trigger a shutdown, a reboot or a reboot into recovery mode. ### POC #### Reference - http://packetstormsecurity.com/files/162243/Fibaro-Home-Center-MITM-Missing-Authentication-Code-Execution.html - http://seclists.org/fulldisclosure/2021/Apr/27 - https://www.iot-inspector.com/blog/advisory-fibaro-home-center/ #### Github No PoCs found on GitHub currently.