CVE-2021-36204

highpriority · track · 30EPSS 0.004 · 37 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.43% (37th) EPSS

CVSS 7.5 · high

Is it mine?

12 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

Under some circumstances an Insufficiently Protected Credentials vulnerability in Johnson Controls Metasys ADS/ADX/OAS 10 versions prior to 10.1.6 and 11 versions prior to 11.0.3 allows API calls to expose credentials in plain text.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationMetasys ADS/ADX/OAS Serverscisa_csaf_ot
Metasys ADS/ADX/OAS Version 10.X: update to patch 10.1.6

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.8

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.07.8highCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · productsecurity@jci.comexploitability 1.8 · impact 5.9

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-522USprimaryCWE-522US

affected products (12)

Products and version ranges known to be affected.

Metasys ADS/ADX/OAS Servers: Metasys ADS/ADX/OAS Version 10.X: All versions prior to 10.1.6all versionscisa_csaf_otUS
Metasys ADS/ADX/OAS Servers: Metasys ADS/ADX/OAS Version 11.X: All versions prior to 11.0.3all versionscisa_csaf_otUS
Johnson Controls Metasys ADS/ADX/OAS Servers< 10.1.6cisa_csaf_otUS
Johnson Controls Metasys ADS/ADX/OAS Servers< 11.0.3cisa_csaf_otUS
Johnson Controls Metasys ADS/ADX/OASAll 10 versions → 10.1.6enisa_euvdEU
Johnson Controls Metasys ADS/ADX/OASAll 11 versions → 11.0.3enisa_euvdEU
johnsoncontrols metasys application and data server10.0 → 10.1.6nvdUScpe:2.3:a:johnsoncontrols:metasys_application_and_data_server:*:*:*:*:*:*:*:*
johnsoncontrols metasys application and data server11.0 → 11.0.3nvdUScpe:2.3:a:johnsoncontrols:metasys_application_and_data_server:*:*:*:*:*:*:*:*
johnsoncontrols metasys extended application and data server10.0 → 10.1.6nvdUScpe:2.3:a:johnsoncontrols:metasys_extended_application_and_data_server:*:*:*:*:*:*:*:*
johnsoncontrols metasys extended application and data server11.0 → 11.0.3nvdUScpe:2.3:a:johnsoncontrols:metasys_extended_application_and_data_server:*:*:*:*:*:*:*:*
johnsoncontrols metasys open application server10.0 → 10.1.6nvdUScpe:2.3:a:johnsoncontrols:metasys_open_application_server:*:*:*:*:*:*:*:*
johnsoncontrols metasys open application server11.0 → 11.0.3nvdUScpe:2.3:a:johnsoncontrols:metasys_open_application_server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-23-012-06Johnson Controls Metasys2023-01-12icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability could result in exposed credentials in plain text to unauthenticated users.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2023-01-13modified 2026-06-17

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+1717 more

references (7)

External citations — patches, advisories, analysis.

scry

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