CVE-2018-8406

HIGH KEV RANSOMWARE

Windows 10 and Windows Server - Elevation of Privilege via DirectX Graphics Kernel Memory Handling

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2018-8406 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added March 28, 2022, with confirmed use in ransomware campaigns.

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.

References (4)

Core 4
Core References
Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/105012
Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1041461

Scores

CVSS v3 7.8
EPSS 0.0344
EPSS Percentile 87.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation active
Automatable no
Technical Impact total

Details

CISA KEV 2022-03-28
VulnCheck KEV 2019-02-19
InTheWild.io 2022-03-28
ENISA EUVD EUVD-2018-20044
Ransomware Use Confirmed
CWE
CWE-404
Status published
Products (8)
microsoft/windows_10_1507 (2 CPE variants)
microsoft/windows_10_1607 (2 CPE variants)
microsoft/windows_10_1703 (2 CPE variants)
microsoft/windows_10_1709 (2 CPE variants)
microsoft/windows_10_1803 (2 CPE variants)
microsoft/windows_server_1709
microsoft/windows_server_1803
microsoft/windows_server_2016
Published Aug 15, 2018
KEV Added Mar 28, 2022
Tracked Since Feb 18, 2026