⚠ Actively exploited in ransomware campaigns
This vulnerability is on the CISA Known Exploited Vulnerabilities list and has been used in known ransomware attacks. CISA required action: Apply updates per vendor instructions.. Due date: 2022-04-18.
CVE-2018-8406 — Improper Resource Shutdown or Release in Microsoft Windows 10
Severity
7.8HIGHNVD
EPSS
50.0%
top 2.17%
CISA KEV
KEVRansomware
Added 2022-03-28
Due 2022-04-18
Exploit
Exploited in wild
Active exploitation observed
Timeline
PublishedAug 15
KEV addedMar 28
KEV dueApr 18
Latest updateMay 13
CISA Required Action: Apply updates per vendor instructions.
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages3 packages
▶CVEListV5microsoft/windows_10_serversversion 1709 (Server Core Installation), version 1803 (Server Core Installation)+1
Patches
🔴Vulnerability Details
3GHSA▶
GHSA-mxvv-3vrg-ch3p: An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Gr↗2022-05-13
CVEList▶
CVE-2018-8406: An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Gr↗2018-08-15