CVE-2018-8405

Name: CVE-2018-8405
Creator: NVD / NIST
Published: 2018-08-15T17:29:10.05+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10Actively ExploitedEPSS 3.44%

Last modified Jun 17, 2026

CVE-2018-8405 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8406.. CISA has confirmed active exploitation in the wild. EPSS estimates a 3.44% chance of exploitation in the next 30 days.

Description

An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8406.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

3.44%

87.5th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Apr 18, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Microsoft	Windows 10 1507	All versions
Microsoft	Windows 10 1607	All versions
Microsoft	Windows 10 1703	All versions
Microsoft	Windows 10 1709	All versions
Microsoft	Windows 10 1803	All versions
Microsoft	Windows 8.1	All versions
Microsoft	Windows Rt 8.1	All versions
Microsoft	Windows Server 1709	All versions
Microsoft	Windows Server 1803	All versions
Microsoft	Windows Server 2012	r2
Microsoft	Windows Server 2016	All versions

References

http://www.securityfocus.com/bid/105011Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041461Broken Link, Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8405Patch, Vendor Advisory
http://www.securityfocus.com/bid/105011Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041461Broken Link, Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8405Patch, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8405US Government Resource

Timeline

Published: Aug 15, 2018
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2018-8405?

How severe is CVE-2018-8405?

CVE-2018-8405 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 3.44% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2018-8405?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-8405?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST