OnlyPatch
Windows DWM Core Library

CVE-2024-43636 — Win32k Elevation of Privilege Vulnerability

Important CVSS 7.8 EPSS 0.00678 2024-11 archive

Executive Summary

None

Overview

7.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
Category Elevation of Privilege
Weakness CWE-822: Untrusted Pointer Dereference
Released Nov 12 2024
Last Updated Nov 12 2024
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00678 — 0.48595 percentile
NVD CVSS 7.8 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.8

EPSS Score

0.00678
probability of exploitation in the next 30 days
0.48595 percentile - updated 2026-07-25
View on FIRST.org

Affected Products

23 affected products
Product KB Article Severity Impact Restart Required
Windows 10 for 32-bit Systems 5046665 (Security Update) Important Elevation of Privilege Yes
Windows 10 for x64-based Systems 5046665 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 1607 for 32-bit Systems 5046612 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 1607 for x64-based Systems 5046612 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 1809 for 32-bit Systems 5046615 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 1809 for x64-based Systems 5046615 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 21H2 for 32-bit Systems 5046613 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 21H2 for ARM64-based Systems 5046613 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 21H2 for x64-based Systems 5046613 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 22H2 for 32-bit Systems 5046613 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 22H2 for ARM64-based Systems 5046613 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 22H2 for x64-based Systems 5046613 (Security Update) Important Elevation of Privilege Yes
Windows 11 Version 22H2 for ARM64-based Systems 5046633 (Security Update) Important Elevation of Privilege Yes
Windows 11 Version 22H2 for x64-based Systems 5046633 (Security Update) Important Elevation of Privilege Yes
Windows 11 Version 23H2 for ARM64-based Systems 5046633 (Security Update) Important Elevation of Privilege Yes
Windows 11 Version 23H2 for x64-based Systems 5046633 (Security Update) Important Elevation of Privilege Yes
Windows 11 Version 24H2 for ARM64-based Systems 5046617 (Security Update) 5046696 (SecurityHotpatchUpdate) Important Elevation of Privilege 5044284 Base: 7.8 Temporal: 6.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.26100.2314 10.0.26100.2240 Yes None Windows 11 Version 24H2 for x64-based Systems 5046617 (Security Update) 5046696 (SecurityHotpatchUpdate) Important Elevation of Privilege 5044284 Base: 7.8 Temporal: 6.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.26100.2314 10.0.26100.2240 Yes None Windows Server 2012 R2 5046682 (Monthly Rollup) Important Elevation of Privilege Yes
Windows Server 2012 R2 (Server Core installation) 5046682 (Monthly Rollup) Important Elevation of Privilege Yes
Windows Server 2016 5046612 (Security Update) Important Elevation of Privilege Yes
Windows Server 2016 (Server Core installation) 5046612 (Security Update) Important Elevation of Privilege Yes
Windows Server 2019 5046615 (Security Update) Important Elevation of Privilege Yes
Windows Server 2019 (Server Core installation) 5046615 (Security Update) Important Elevation of Privilege Yes
Windows Server 2022 5046616 (Security Update) 5046698 (SecurityHotpatchUpdate) Important Elevation of Privilege 5044281 Base: 7.8 Temporal: 6.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.20348.2849 10.0.20348.2819 Yes None Windows Server 2022 (Server Core installation) 5046616 (Security Update) 5046698 (SecurityHotpatchUpdate) Important Elevation of Privilege 5044281 Base: 7.8 Temporal: 6.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.20348.2849 10.0.20348.2819 Yes None Windows Server 2022, 23H2 Edition (Server Core installation) 5046618 (Security Update) Important Elevation of Privilege Yes

Patches

7 patches
Article Type Restart
5046665 Security Update Yes
5046612 Security Update Yes
5046615 Security Update Yes
5046613 Security Update Yes
5046633 Security Update Yes
5046682 Monthly Rollup Yes
5046618 Security Update Yes

Known Exploits

Acknowledgments

Joe Bialek (Microsoft Offensive Research & Security Engineering)

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