CVE-2023-36743

22

FAUCET Score

CVE-2023-36743 is a Win32k Elevation of Privilege vulnerability affecting Microsoft products. It carries a high CVSS score of 7.8, indicating that a local attacker with low privileges can achieve high impact on confidentiality, integrity, and availability without user interaction. While not currently in the KEV catalog or having public exploit code, it received community discussion and media coverage, suggesting awareness of its potential.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 10.0.10240.20232CPE matchmatch criteria	cpe:2.3:o:microsoft:windows_10_1507:::::::x64:*
		< 10.0.10240.20232CPE matchmatch criteria	cpe:2.3:o:microsoft:windows_10_1507:::::::x86:*
		< 10.0.14393.6351CPE matchmatch criteria	cpe:2.3:o:microsoft:windows_10_1607:::::::x64:*
		< 10.0.14393.6351CPE matchmatch criteria	cpe:2.3:o:microsoft:windows_10_1607:::::::x86:*
		< 10.0.17763.4974CPE matchmatch criteria	cpe:2.3:o:microsoft:windows_10_1809::::::::

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Exploitability Score

1.8

Impact Score

5.9

CvssVersion

3.1

Exploit Intelligence

EPSS Score

4.00%

Probability of exploitation in next 30 days

EPSS Percentile

89.5%

Percentile rank of EPSS score among Peer Group

As of 2026-07-28

Model: v2026.06.15

This CVE's current EPSS score of 0.0400 is in the 98th percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (34)

microsoftpatch availablevia nvd_reference

microsoftpatch availablevia msrc

Product: Windows 10 Version 1809 for 32-bit SystemsFixed in: 10.0.17763.4974

microsoftpatch availablevia msrc

Product: Windows 10 Version 1809 for x64-based SystemsFixed in: 10.0.17763.4974

microsoftpatch availablevia msrc

Product: Windows 10 Version 1809 for ARM64-based SystemsFixed in: 10.0.17763.4974

microsoftpatch availablevia msrc

Product: Windows Server 2019Fixed in: 10.0.17763.4974

microsoftpatch availablevia msrc

Product: Windows Server 2019 (Server Core installation)Fixed in: 10.0.17763.4974

microsoftpatch availablevia msrc

Product: Windows Server 2022Fixed in: 10.0.20348.2031

microsoftpatch availablevia msrc

Product: Windows Server 2022 (Server Core installation)Fixed in: 10.0.20348.2031

microsoftpatch availablevia msrc

Product: Windows 11 version 21H2 for x64-based SystemsFixed in: 10.0.22000.2538

microsoftpatch availablevia msrc

Product: Windows 11 version 21H2 for ARM64-based SystemsFixed in: 10.0.22000.2538

microsoftpatch availablevia msrc

Product: Windows 10 Version 21H2 for 32-bit SystemsFixed in: 10.0.19041.3570

microsoftpatch availablevia msrc

Product: Windows 10 Version 21H2 for ARM64-based SystemsFixed in: 10.0.19041.3570

microsoftpatch availablevia msrc

Product: Windows 10 Version 21H2 for x64-based SystemsFixed in: 10.0.19041.3570

microsoftpatch availablevia msrc

Product: Windows 11 Version 22H2 for ARM64-based SystemsFixed in: 10.0.22621.2428

microsoftpatch availablevia msrc

Product: Windows 11 Version 22H2 for x64-based SystemsFixed in: 10.0.22621.2428

microsoftpatch availablevia msrc

Product: Windows 10 Version 22H2 for x64-based SystemsFixed in: 10.0.19045.3570

microsoftpatch availablevia msrc

Product: Windows 10 Version 22H2 for ARM64-based SystemsFixed in: 10.0.19045.3570

microsoftpatch availablevia msrc

Product: Windows 10 Version 22H2 for 32-bit SystemsFixed in: 10.0.19045.3570

microsoftpatch availablevia msrc

Product: Windows 10 for 32-bit SystemsFixed in: 10.0.10240.20232

microsoftpatch availablevia msrc

Product: Windows 10 for x64-based SystemsFixed in: 10.0.10240.20232

microsoftpatch availablevia msrc

Product: Windows 10 Version 1607 for 32-bit SystemsFixed in: 10.0.14393.6351

microsoftpatch availablevia msrc

Product: Windows 10 Version 1607 for x64-based SystemsFixed in: 10.0.14393.6351

microsoftpatch availablevia msrc

Product: Windows Server 2016Fixed in: 10.0.14393.6351

microsoftpatch availablevia msrc

Product: Windows Server 2016 (Server Core installation)Fixed in: 10.0.14393.6351

microsoftpatch availablevia msrc

Product: Windows Server 2008 for 32-bit Systems Service Pack 2Fixed in: 6.0.6003.22317

microsoftpatch availablevia msrc

Product: Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)Fixed in: 6.0.6003.22317

microsoftpatch availablevia msrc

Product: Windows Server 2008 for x64-based Systems Service Pack 2Fixed in: 6.0.6003.22317

microsoftpatch availablevia msrc

Product: Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)Fixed in: 6.0.6003.22317

microsoftpatch availablevia msrc

Product: Windows Server 2008 R2 for x64-based Systems Service Pack 1Fixed in: 6.1.7601.26769

microsoftpatch availablevia msrc

Product: Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)Fixed in: 6.1.7601.26769

microsoftpatch availablevia msrc

Product: Windows Server 2012Fixed in: 6.2.9200.24523

microsoftpatch availablevia msrc

Product: Windows Server 2012 (Server Core installation)Fixed in: 6.2.9200.24523

microsoftpatch availablevia msrc

Product: Windows Server 2012 R2Fixed in: 6.3.9600.21620

microsoftpatch availablevia msrc

Product: Windows Server 2012 R2 (Server Core installation)Fixed in: 6.3.9600.21620

Vendor Advisories (1)

microsoft2023-Oct/CVE-2023-36743Important

Win32k Elevation of Privilege Vulnerability

References

msrc.microsoft.com / update-guide/vulnerability/CVE-2023-36743

PatchVendor Advisory