RCE in Fibar Group S.a Fibaro Home Center
CVE-2021-20991
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.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.054 (92.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.054 · newest: 0.054 · change: 0.000
Affected products
- Fibar Group S.a Fibaro Home Center — versions Home Center 2, Home Center Lite
- Fibaro Home Center 2
- Fibaro Home Center 2 Firmware
- Fibaro Home Center Lite
- Fibaro Home Center Lite Firmware
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.iot-inspector.com/blog/advisory-fibaro-home-center/ (Exploit, Third Party Advisory)
- seclists.org/fulldisclosure/2021/Apr/27 (mailing-list, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/162243/Fibaro-Home-Center-MITM-Missing-Authentica… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-20991?
- CVE-2021-20991 is a critical-severity vulnerability in Fibar Group S.a Fibaro Home Center, classified under OS Command Injection. CVSS score: 9.8/10. Published 2021-04-19.
- How severe is CVE-2021-20991?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-20991 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.