CVE-2023-27482
10.0 · CRITICALOverview
CVE-2023-27482 is a critical-severity vulnerability affecting home-assistant home-assistant. It was published on March 8, 2023 and has a CVSS 3.1 base score of 10.0 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 10.0, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
homeassistant is an open source home automation tool. A remotely exploitable vulnerability bypassing authentication for accessing the Supervisor API through Home Assistant has been discovered. This impacts all Home Assistant installation types that use the Supervisor 2023.01.1 or older. Installation types, like Home Assistant Container (for example Docker), or Home Assistant Core manually in a Python environment, are not affected. The issue has been mitigated and closed in Supervisor version 2023.03.1, which has been rolled out to all affected installations via the auto-update feature of the Supervisor. This rollout has been completed at the time of publication of this advisory. Home Assistant Core 2023.3.0 included mitigation for this vulnerability. Upgrading to at least that version is thus advised. In case one is not able to upgrade the Home Assistant Supervisor or the Home Assistant Core application at this time, it is advised to not expose your Home Assistant instance to the inter
Remediation
Check the references section for vendor advisories and patches from home-assistant. Update home-assistant 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 |
|---|---|---|---|
| home-assistant | home-assistant | >= 0, < 2023.3.0 | Affected |
| home-assistant | supervisor | >= 0, < 2023.03.1 | Affected |
References
Frequently Asked Questions
What is CVE-2023-27482?
CVE-2023-27482 is a critical-severity vulnerability affecting home-assistant home-assistant. It was published on March 8, 2023 and has a CVSS 3.1 base score of 10.0 (CRITICAL).
How severe is CVE-2023-27482?
This vulnerability has a CVSS 3.1 base score of 10.0, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2023-27482?
Check the references section for vendor advisories and patches from home-assistant. Update home-assistant 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-2023-27482?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-27482 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.
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