Cyber Resilience

CVE-2021-36204

High

Published: 13 January 2023

Published
13 January 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0018 38.9th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-36204 is a high-severity Insufficiently Protected Credentials (CWE-522) vulnerability in Johnsoncontrols Metasys Application And Data Server. Its CVSS base score is 7.8 (High).

Operationally, ranked at the 38.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

johnsoncontrols
metasys application and data server
10.0 — 10.1.6 · 11.0 — 11.0.3
johnsoncontrols
metasys extended application and data server
10.0 — 10.1.6 · 11.0 — 11.0.3
johnsoncontrols
metasys open application server
10.0 — 10.1.6 · 11.0 — 11.0.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-522

Training instructs users on protecting credentials from disclosure or unauthorized access.

addresses: CWE-522

Training records for security awareness and role-based training verify education on credential protection practices, tangibly reducing risks from mishandling or exposing credentials.

addresses: CWE-522

Protecting authenticator content from unauthorized disclosure and modification while requiring protective controls addresses insufficiently protected credentials.

addresses: CWE-522

Rules of behavior include credential protection and non-sharing requirements, reducing exposure of insufficiently protected credentials.

addresses: CWE-522

Terminating or revoking credentials stops use of insufficiently protected or lingering credentials post-termination.

addresses: CWE-522

Requiring confidentiality/integrity protection for stored credentials directly mitigates insufficiently protected credentials on disk or in configuration stores.

addresses: CWE-522

Credentials or keys delivered out-of-band are not exposed to interception or inadequate protection on the main transport.

References