CVE-2021-36207
Metasys privilege management
Under certain circumstances improper privilege management in Metasys ADS/ADX/OAS servers versions 10 and 11 could allow an authenticated user to elevate their privileges to administrator.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Metasys privilege management
Under certain circumstances improper privilege management in Metasys ADS/ADX/OAS servers versions 10 and 11 could allow an authenticated user to elevate their privileges to administrator.
- Record
CVE-2021-36207- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
EUVDEUVD-2021-22828
Under certain circumstances improper privilege management in Metasys ADS/ADX/OAS servers versions 10 and 11 could allow an authenticated user to elevate their privileges to administrator.
- Record
EUVD-2021-22828- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2375-ph49-69c5
Under certain circumstances improper privilege management in Metasys ADS/ADX/OAS servers versions...
Under certain circumstances improper privilege management in Metasys ADS/ADX/OAS servers versions 10 and 11 could allow an authenticated user to elevate their privileges to administrator.
- Record
GHSA-2375-ph49-69c5- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
Under certain circumstances improper privilege management in Metasys ADS/ADX/OAS servers versions 10 and 11 could allow an authenticated user to elevate their privileges to administrator.
- Record
CVE-2021-36207- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 8.5 High
AV:N/AC:M/Au:S/C:C/I:C/A:C - Weakness
- CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-36207 is a high vulnerability (CVSS 8.8) in Johnson Controls Metasys Ads/adx/oas Server, published April 29, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.97%, the 61st percentile. No source names a fixed version.