Metasys privilege management

published 2022-04-29 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-22828

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits: 0; none known

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.

Patch / fix

fixed in 1

Johnson Controls Metasys ADS/ADX/OAS server 10.1.5, 11.0.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-22-118-01 updated 2022-04-28 cvss 8.8

Johnson Controls Metasys

Johnson Controls Inc All Metasys ADS/ADX/OAS Servers 10, 11
affected: mitigation “Update all Metasys ADS/ADX/OAS Servers: Versions 10 with patch 10.1.5” johnsoncontrols.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	8.5	AV:N/AC:M/Au:S/C:C/I:C/A:C

Affected products

Johnson Controls Metasys ADS/ADX/OAS server

Classification

Weakness

CWE-269 Improper Privilege Management

References

johnsoncontrols.com /cyber-solutions/security-advisories
vendor-advisory
cisa.gov /uscert/ics/advisories/icsa-22-118-01
third-party-advisory, us-government-resource

Sources

CVE List CVE-2021-36207
NVD CVE-2021-36207

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary