Is CVE-2022-37973 in the CISA KEV catalog?

No. CVE-2022-37973 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-37973?

CVE-2022-37973 has a CVSS v3 base score of 7.7 (HIGH).

What is the EPSS score for CVE-2022-37973?

CVE-2022-37973 has an EPSS score of 2.76% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-37973?

Install KB5018410 for Windows 10 Version 20H2. Fixes are available for 7 affected products.

CVE & CISA-KEV Catalog

CVE-2022-37973

HIGHEPSS 84th pctl

7.7

CVSS v3

NVD

Description

Windows Local Session Manager (LSM) Denial of Service Vulnerability

How to fix

Remediation Available

Windows 10 Version 20H2Windows

Install:KB5018410Microsoft

Windows 10 Version 21H1Windows

Install:KB5018410Microsoft

Windows 10 Version 21H2Windows

Install:KB5018410Microsoft

Windows 11 Version 22H2Windows

Install:KB5018427Microsoft

Windows 11 version 21H2Windows

Install:KB5018418Microsoft

Windows Server 2022Windows

Install:KB5018421Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5018421Microsoft

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 RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

2.76%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Patch1

portal.msrc.microsoft.com

Other references1

msrc.microsoft.com

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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 2025-01-02.