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CVE-2022-21940

20
FAUCET Score

CVE-2022-21940 is a medium-severity vulnerability affecting Johnson Controls System Configuration Tool (SCT) versions prior to 14.2.3 and 15.0.3. It involves sensitive cookies being transmitted over HTTPS without the "Secure" attribute, potentially allowing unauthorized access to these cookies. The vulnerability has a CVSS score of 6.1, indicating a network-based attack requiring user interaction, with low impact on confidentiality and integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 14.0, < 14.2.3CPE matchmatch criteria
cpe:2.3:a:johnsoncontrols:metasys_system_configuration_tool:*:*:*:*:*:*:*:*
>= 15.0, < 15.0.3CPE matchmatch criteria
cpe:2.3:a:johnsoncontrols:metasys_system_configuration_tool:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.37%
Probability of exploitation in next 30 days
EPSS Percentile
29.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0037 is in the 30th percentile among its peer group of 26,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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-23-040-03
Third Party AdvisoryUS Government ResourceVDB Entry
johnsoncontrols.com / cyber-solutions/security-advisories
Vendor Advisory