Is CVE-2022-34699 in the CISA KEV catalog?

No. CVE-2022-34699 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-34699?

CVE-2022-34699 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2022-34699?

CVE-2022-34699 has an EPSS score of 4.35% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-34699?

Install KB5016622 for Windows 10 Version 1607. Fixes are available for 13 affected products.

CVE & CISA-KEV Catalog

CVE-2022-34699

HIGHEPSS 90th pctl

7.8

CVSS v3

NVD

Description

Windows Win32k Elevation of Privilege Vulnerability

CWE-269Improper Privilege Management

How to fix

Remediation Available

Windows 10 Version 1607Windows

Install:KB5016622Microsoft

Windows 10 Version 1809Windows

Install:KB5016623Microsoft

Windows 10 Version 20H2Windows

Install:KB5016616Microsoft

Windows 10 Version 21H1Windows

Install:KB5016616Microsoft

Windows 10 Version 21H2Windows

Install:KB5016616Microsoft

Windows 11 version 21H2Windows

Install:KB5016629Microsoft

Windows Server 2016Windows

Install:KB5016622Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5016622Microsoft

Windows Server 2019Windows

Install:KB5016623Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5016623Microsoft

Windows Server 2022Windows

Install:KB5016627Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5016627Microsoft

Windows Server, version 20H2 (Server Core Installation)Windows

Install:KB5016616Microsoft

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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

4.35%probability of exploitation in 30 days

90thpercentile

High risk: more likely to be exploited than 90% of all known CVEs.

References

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 2025-06-05.