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CVE-2018-8399

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

High7.0EPSS 1.2%
Published
Updated
Reserved
Assigned by
microsoft

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 10 Servers, Windows 10. This CVE ID is unique from CVE-2018-8404.

Scores

CVSS scores of CVE-2018-8399, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.0High7.0CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
1.2% · top 33% of all CVEs (3 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.0.

Weakness

Affected products

  • Microsoft · Windows 10 Servers

    • affected version 1709 (Server Core Installation)
    • affected version 1803 (Server Core Installation)

  • Microsoft · Windows 10

    • affected Version 1703 for 32-bit Systems
    • affected Version 1703 for x64-based Systems
    • affected Version 1709 for 32-bit Systems
    • affected Version 1709 for x64-based Systems
    • affected Version 1803 for 32-bit Systems
    • affected Version 1803 for x64-based Systems

References (3)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .