CVE-2021-1732

Windows Win32k Elevation of Privilege Vulnerability

Basic Information

CVE State: PUBLISHED
Reserved Date: December 02, 2020
Published Date: February 25, 2021
Last Updated: February 04, 2025
Vendor: Microsoft
Product: Windows 10 Version 1803, Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation), Windows 10 Version 1909, Windows Server, version 1909 (Server Core installation), Windows 10 Version 2004, Windows Server version 2004, Windows 10 Version 20H2, Windows Server version 20H2
Description: Windows Win32k Elevation of Privilege Vulnerability

CVSS Scores

CVSS v3.1

7.8 - HIGH

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

SSVC Information

Exploitation: active
Technical Impact: total

Exploit Status

Exploited in the Wild: Yes (added 2021-11-03 00:00:00 UTC) Source
Proof of Concept Available: Yes (added 2023-03-09 07:14:45 UTC) Source
Used in Malware: Yes (added 2021-11-03 00:00:00 UTC) Source

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1732 http://packetstormsecurity.com/files/161880/Win32k-ConsoleControl-Offset-Confusion.html http://packetstormsecurity.com/files/166169/Win32k-ConsoleControl-Offset-Confusion-Privilege-Escalation.html

Known Exploited Vulnerability Information

Source	Added Date
CISA	2021-11-03 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.

4dp/CVE-2021-1732

Type: github • Created: 2023-03-09 07:14:45 UTC • Stars: 3

CVE-2021-1732 Microsoft Windows 10 本地提权漏研究及Poc/Exploit开发

fenalik/CVE-2021-1732

Type: github • Created: 2022-11-01 13:06:17 UTC • Stars: 14

CVE-2021-1732 Microsoft Windows 10 本地提权漏研究及Poc/Exploit开发

exploitblizzard/Windows-Privilege-Escalation-CVE-2021-1732

Type: github • Created: 2021-04-25 12:55:15 UTC • Stars: 31

Read my blog for more info -

Pai-Po/CVE-2021-1732

Type: github • Created: 2021-04-23 08:21:54 UTC • Stars: 67

CVE-2021-1732 poc & exp; tested on 20H2

linuxdy/CVE-2021-1732_exp

Type: github • Created: 2021-04-02 01:35:41 UTC • Stars: 2

oneoy/CVE-2021-1732-Exploit

Type: github • Created: 2021-03-09 02:13:43 UTC • Stars: 0

k-k-k-k-k/CVE-2021-1732

Type: github • Created: 2021-03-08 05:07:15 UTC • Stars: 81

CVE-2021-1732 Microsoft Windows 10 本地提权漏研究及Poc/Exploit开发

KaLendsi/CVE-2021-1732-Exploit

Type: github • Created: 2021-03-05 02:11:10 UTC • Stars: 417

CVE-2021-1732 Exploit