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CVE-2021-36202

28
FAUCET Score

CVE-2021-36202 is a Server-Side Request Forgery (SSRF) vulnerability in Johnson Controls Metasys, affecting all versions prior to 10.1.5 and 11.0.2 of the Metasys Application and Data Server, Extended Application and Data Server, and Open Application Server. An authenticated attacker can inject malicious code into the MUI PDF export feature. This vulnerability has a CVSS score of 8.8 (High), indicating a network-based attack with low complexity and high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 10.0, < 10.1.5CPE matchmatch criteria
cpe:2.3:a:johnsoncontrols:metasys_application_and_data_server:*:*:*:*:*:*:*:*
>= 11.0, < 11.0.2CPE matchmatch criteria
cpe:2.3:a:johnsoncontrols:metasys_application_and_data_server:*:*:*:*:*:*:*:*
>= 10.0, < 10.1.5CPE matchmatch criteria
cpe:2.3:a:johnsoncontrols:metasys_extended_application_and_data_server:*:*:*:*:*:*:*:*
>= 11.0, < 11.0.2CPE matchmatch criteria
cpe:2.3:a:johnsoncontrols:metasys_extended_application_and_data_server:*:*:*:*:*:*:*:*
>= 10.0, < 10.1.5CPE matchmatch criteria
cpe:2.3:a:johnsoncontrols:metasys_open_application_server:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.4HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
1.8
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.78%
Probability of exploitation in next 30 days
EPSS Percentile
52.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0078 is in the 46th percentile among its peer group of 17,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cisa.gov / uscert/ics/advisories/icsa-22-095-02
Third Party AdvisoryUS Government Resource
johnsoncontrols.com / cyber-solutions/security-advisories
Vendor Advisory