01 Record
CVE-2018-8400
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
UnratedPUBLISHEDCNA: microsoft
CNA base scoreUnratedNo CNA CVSS vector
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.09% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 81.3% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2018-08-15 17:00Z8 YR AGO
- Last updated
- 2024-08-05 06:54Z2 YR AGO
- Reserved
- 2018-03-14
- Assigning CNA
- microsoft
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-404Improper Resource Shutdown or ReleaseClass
- Data version
- 5.1
- Document digest
- fbf1bfc099a82f9d61a101d4062716f67022d1e9cd107bbd31f896001ff6e88b
05 Affected products
VendorProductVersionsPlatforms
MicrosoftWindows 10 Serversversion 1709 (Server Core Installation), version 1803 (Server Core Installation)—
MicrosoftWindows 10Version 1709 for 32-bit Systems, Version 1709 for x64-based Systems, Version 1803 for 32-bit Systems, Version 1803 for x64-based Systems—
06 References
- www.securitytracker.com1041461http://www.securitytracker.com/id/1041461
- portal.msrc.microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8400
- www.securityfocus.com105005http://www.securityfocus.com/bid/105005