Cyber Resilience

CVE-2021-36202

High

Published: 07 April 2022

Published
07 April 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.4 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
EPSS Score 0.0019 40.8th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-36202 is a high-severity SSRF (CWE-918) vulnerability in Johnsoncontrols Metasys Application And Data Server. Its CVSS base score is 8.4 (High).

Operationally, ranked at the 40.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Server-Side Request Forgery (SSRF) vulnerability in Johnson Controls Metasys could allow an authenticated attacker to inject malicious code into the MUI PDF export feature. This issue affects: Johnson Controls Metasys All 10 versions versions prior to 10.1.5; All 11 versions…

more

versions prior to 11.0.2.

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 — 10.1.5 · 11.0 — 11.0.2
johnsoncontrols
metasys extended application and data server
10.0 — 10.1.5 · 11.0 — 11.0.2
johnsoncontrols
metasys open application server
10.0 — 10.1.5 · 11.0 — 11.0.2

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-918

Penetration testing attempts server-side requests to internal resources, identifying SSRF weaknesses for remediation.

addresses: CWE-918

Outbound connections to external resources can be monitored and limited at the boundary, reducing SSRF impact.

addresses: CWE-918

Validates server-side URLs and resource references to block SSRF attempts.

addresses: CWE-918

Detects server-side request forgery through monitoring of unexpected outbound connections.

References