Is CVE-2023-36403 in the CISA KEV catalog?

No. CVE-2023-36403 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-36403?

CVE-2023-36403 has a CVSS v3 base score of 7.0 (HIGH).

What is the EPSS score for CVE-2023-36403?

CVE-2023-36403 has an EPSS score of 0.53% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-36403?

Install KB5032199 for Windows 10. Fixes are available for 21 affected products.

CVE & CISA-KEV Catalog

CVE-2023-36403

HIGH

7.0

CVSS v3

NVD

Description

Windows Kernel Elevation of Privilege Vulnerability

CWE-591

How to fix

Remediation Available

Windows 10Windows

Install:KB5032199Microsoft

Windows 10 Version 1607Windows

Install:KB5032197Microsoft

Windows 10 Version 1809Windows

Install:KB5032196Microsoft

Windows 10 Version 21H2Windows

Install:KB5032189Microsoft

Windows 10 Version 22H2Windows

Install:KB5032189Microsoft

Windows 11 Version 22H2Windows

Install:KB5032190Microsoft

Windows 11 Version 23H2Windows

Install:KB5032190Microsoft

Windows 11 version 21H2Windows

Install:KB5032192Microsoft

Windows Server 2008Windows

Install:KB5032254Microsoft

Install:KB5032248Microsoft

Windows Server 2008 R2Windows

Install:KB5032250Microsoft

Install:KB5032252Microsoft

Windows Server 2012Windows

Install:KB5032247Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5032247Microsoft

Windows Server 2012 R2Windows

Install:KB5032249Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5032249Microsoft

Windows Server 2016Windows

Install:KB5032197Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5032197Microsoft

Windows Server 2019Windows

Install:KB5032196Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5032196Microsoft

Windows Server 2022Windows

Install:KB5032198Microsoft

Install:KB5032304Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5032304Microsoft

Install:KB5032198Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation)Windows

Install:KB5032202Microsoft

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 ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.53%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Patch1

msrc.microsoft.com

Third-Party Advisory1

packetstormsecurity.com

Embed a live status badge for CVE-2023-36403

Markdown

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HTML

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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 2025-01-01.