Reference page — cumulative record through Wednesday, October 7, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2018-8406

CVE-2018-8406HIGH

Microsoft DirectX Graphics Kernel (DXGKRNL)

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  H  H  H    7.8   .0344   88.6   YES

AFFECTED
  Product              Versions                                    Fixed
  Windows Server 2016  (Server Core installation) –                —
  Windows 10           32-bit Systems –                            —
  Windows 10 Servers   version 1709  (Server Core Installation) –  —

TIMELINE
  Mar 14  Reserved by microsoft
  Aug 15  Published (CNA: microsoft)
  Mar 28  Added to CISA KEV, remediation due 2022-04-18

CWE-404 · CNA: microsoft · CVSS v3.1 · 4 references · KEV due April 18, 2022

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 2016, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8405.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
March 14, 2018	Reserved	Reserved by microsoft
August 15, 2018	Published	Published (CNA: microsoft)
March 28, 2022	KEV ADDED	Added to CISA KEV, remediation due 2022-04-18

Affected

Affected products and packages — 3 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Microsoft	Windows Server 2016	—	(Server Core installation)	—
Microsoft	Windows 10	—	32-bit Systems	—
Microsoft	Windows 10 Servers	—	version 1709 (Server Core Installation)	—

Weaknesses

CWE-404

References (4)

http://www.securityfocus.com/bid/105012 [vdb-entry, x_refsource_BID]
http://www.securitytracker.com/id/1041461 [vdb-entry, x_refsource_SECTRACK]
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8406 [x_refsource_CONFIRM]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8406 [government-resource]

Authoritative record: CVE-2018-8406 at cve.org

Vendors: microsoft

Weaknesses: CWE-404

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-8406 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, October 7, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.