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CVE-2018-8639

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k...

Basic Information

CVE State
PUBLISHED
Reserved Date
March 14, 2018
Published Date
December 12, 2018
Last Updated
March 03, 2025
Vendor
Microsoft
Product
Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers
Description
An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8641.

CVSS Scores

SSVC Information

Exploitation
active
Technical Impact
total

Exploit Status

Exploited in the Wild
Yes (added 2025-03-03 00:00:00 UTC) Source
Proof of Concept Available
Yes (added 2019-12-27 07:39:07 UTC) Source
Used in Malware
Yes (added 2025-03-03 00:00:00 UTC) Source

References

http://www.securityfocus.com/bid/106093 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8639

Known Exploited Vulnerability Information

Source Added Date
CISA 2025-03-03 00:00:00 UTC

Potential Proof of Concepts

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

timwhitez/CVE-2018-8639-EXP

Type: github • Created: 2019-12-27 07:39:07 UTC • Stars: 6

CVE-2018-8639-EXP

ze0r/CVE-2018-8639-exp

Type: github • Created: 2019-03-05 14:18:07 UTC • Stars: 128