CVE-2022-21882

Win32k Elevation of Privilege Vulnerability

Basic Information

CVE State: PUBLISHED
Reserved Date: December 14, 2021
Published Date: January 11, 2022
Last Updated: February 04, 2025
Vendor: Microsoft
Product: Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation), Windows 10 Version 1909, Windows 10 Version 21H1, Windows Server 2022, Windows 10 Version 20H2, Windows Server version 20H2, Windows 11 version 21H2, Windows 10 Version 21H2
Description: Win32k Elevation of Privilege Vulnerability

CVSS Scores

CVSS v3.1

7.0 - HIGH

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC Information

Exploitation: active
Technical Impact: total

Exploit Status

Exploited in the Wild: Yes (added 2022-02-04 00:00:00 UTC) Source
Proof of Concept Available: Yes (added 2022-02-14 21:28:15 UTC) Source

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21882

Known Exploited Vulnerability Information

Source	Added Date
CISA	2022-02-04 00:00:00 UTC

Scanner Integrations

Scanner	URL	Date Detected
Metasploit	https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/cve_2022_21882_win32k.rb	2025-04-29 11:01:40 UTC

Potential Proof of Concepts

Warning: These PoCs have not been tested and could contain malware. Use at your own risk.

cve_2022_21882_win32k

Type: metasploit • Created: Unknown

Metasploit module for CVE-2022-21882

r1l4-i3pur1l4/CVE-2022-21882

Type: github • Created: 2022-02-14 21:28:15 UTC • Stars: 6

L4ys/CVE-2022-21882

Type: github • Created: 2022-02-03 11:25:14 UTC • Stars: 195

David-Honisch/CVE-2022-21882

Type: github • Created: 2022-02-01 17:58:29 UTC • Stars: 8

CVE-2022-21882

KaLendsi/CVE-2022-21882

Type: github • Created: 2022-01-27 03:44:10 UTC • Stars: 460

win32k LPE