CVE-2021-20989
5.9 · MEDIUMOverview
CVE-2021-20989 is a medium-severity vulnerability affecting fibaro home_center_2_firmware. It was published on April 19, 2021 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Fibaro Home Center 2 and Lite devices with firmware version 4.600 and older initiate SSH connections to the Fibaro cloud to provide remote access and remote support capabilities. This connection can be intercepted using DNS spoofing attack and a device initiated remote port-forward channel can be used to connect to the web management interface. Knowledge of authorization credentials to the management interface is required to perform any further actions.
Remediation
Check the references section for vendor advisories and patches from fibaro. Update home_center_2_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| fibaro | home_center_2_firmware | 0 | Affected |
| fibaro | home_center_lite_firmware | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2021-20989?
CVE-2021-20989 is a medium-severity vulnerability affecting fibaro home_center_2_firmware. It was published on April 19, 2021 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
How severe is CVE-2021-20989?
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-20989?
Check the references section for vendor advisories and patches from fibaro. Update home_center_2_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-20989?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-20989 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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