CVE-2021-20991
9.8
CRITICAL · CVSS 3.1 · EPSS 5.4% (pctl 92)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
In Fibaro Home Center 2 and Lite devices with firmware version 4.540 and older an authenticated user can run commands as root user using a command injection vulnerability.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 5.44% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-78 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2021-04-19 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| fibaro | home center 2 |
| fibaro | home center 2 firmware |
| fibaro | home center lite |
| fibaro | home center lite firmware |
References
- 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/
- 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/
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