CVE-2021-31955

Windows Kernel Information Disclosure Vulnerability

Basic Information

CVE State
PUBLISHED
Reserved Date
April 30, 2021
Published Date
June 08, 2021
Last Updated
August 03, 2024
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 10 Version 2004, Windows Server version 2004, Windows 10 Version 20H2, Windows Server version 20H2
Description
Windows Kernel Information Disclosure Vulnerability

CVSS Scores

CVSS v3.1

5.5 - MEDIUM

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

SSVC Information

Exploitation
active
Technical Impact
partial

Exploit Status

Exploited in the Wild
Yes (added 2021-11-03 00:00:00 UTC) Source
Proof of Concept Available
Yes (added 2021-06-26 03:59:38 UTC) Source

Known Exploited Vulnerability Information

Source Added Date
CISA 2021-11-03 00:00:00 UTC

Potential Proof of Concepts

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

freeide/CVE-2021-31955-POC

Type: github • Created: 2021-06-26 03:59:38 UTC • Stars: 11