CVE-2018-8406 KEV
7.8
HIGH · CVSS 3.1 · EPSS 3.4% (pctl 89)
Patch first
On CISA KEV — known exploited in the wild, due 2022-04-18.
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.
Scoring
| CVSS | 7.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.44% — more likely to be exploited than 89% of all CVEs |
| Weakness | CWE-404 |
| On CISA KEV | yes — remediate by 2022-04-18 |
| Public exploit | none known |
| Published | 2018-08-15 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft DirectX Graphics Kernel Privilege Escalation Vulnerability |
|---|---|
| Added | 2022-03-28 |
| Due | 2022-04-18 |
| Vendor / product | Microsoft / DirectX Graphics Kernel (DXGKRNL) |
| Ransomware use | known |
Affected (8)
| Vendor | Product |
|---|---|
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1703 |
| microsoft | windows 10 1709 |
| microsoft | windows 10 1803 |
| microsoft | windows server 1709 |
| microsoft | windows server 1803 |
| microsoft | windows server 2016 |
References
- http://www.securityfocus.com/bid/105012
- http://www.securitytracker.com/id/1041461
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8406
- http://www.securityfocus.com/bid/105012
- http://www.securitytracker.com/id/1041461
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8406
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8406
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