CVE-2021-36200

Metasys ADS/ADX/OAS with MUI

Description

Under certain circumstances an unauthenticated user could access the the web API for Metasys ADS/ADX/OAS 10 versions prior to 10.1.6 and 11 versions prior to 11.0.2 and enumerate users.

Remediation

Solution:

  • Update all Metasys ADS/ADX/OAS 10 versions with patch 10.1.6
  • Update all Metasys ADS/ADX/OAS 11 versions with patch 11.0.2

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.35%
Vendor Advisory johnsoncontrols.com
Affected: Johnson Controls Metasys ADS/ADX/OAS server
Published at:
Updated at:

References

Link Tags
https://www.johnsoncontrols.com/cyber-solutions/security-advisories vendor advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-22-202-02 mitigation third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2021-36200?
CVE-2021-36200 has been scored as a medium severity vulnerability.
How to fix CVE-2021-36200?
To fix CVE-2021-36200: Update all Metasys ADS/ADX/OAS 10 versions with patch 10.1.6
Is CVE-2021-36200 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-36200 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-36200?
CVE-2021-36200 affects Johnson Controls Metasys ADS/ADX/OAS server.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.