Is CVE-2022-21938 in the CISA KEV catalog?

No. CVE-2022-21938 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21938?

CVE-2022-21938 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2022-21938?

CVE-2022-21938 has an EPSS score of 0.49% (39th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21938?

Upgrade metasys open application server to 10.1.5 or later.

CVE & CISA-KEV Catalog

CVE-2022-21938

HIGH

8.1

CVSS v3

NVD

Description

Under certain circumstances, a vulnerability in Metasys ADS/ADX/OAS 10 versions prior to 10.1.5 and Metasys ADS/ADX/OAS 11 versions prior to 11.0.2 could allow a user to inject malicious code into the MUI Graphics web interface.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

metasys open application serverNVD

Affected:>= 10.0, < 10.1.5Fixed in:10.1.5CVE-2022-21938derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

0.49%probability of exploitation in 30 days

39thpercentile

Low risk: more likely to be exploited than 39% of all known CVEs.

References

Vendor Advisory1

johnsoncontrols.com

Third-Party Advisory1

cisa.gov

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.