High severity · published Apr 19, 2021
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
8.8
CVSS
5.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.4% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HC
Home Center 2 Firmware · Fibaro
through 4.540 · source: NVD
HC
Home Center Lite Firmware · Fibaro
through 4.540 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20991
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20991
Exploit
http://packetstormsecurity.com/files/162243/Fibaro-Home-Center-MITM-Missing-Authentication-Code-Execution.html
Mailing List
http://seclists.org/fulldisclosure/2021/Apr/27
Exploit
https://www.iot-inspector.com/blog/advisory-fibaro-home-center/
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