CVE-2018-8400 — HIGH (7.8) — White Hats Nepal

Vulnerability 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 10 Servers, Windows 10. This CVE ID is unique from CVE-2018-8401, CVE-2018-8405, CVE-2018-8406.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Windows 10	1709
Microsoft	Windows Server 2016	1709

Related Weaknesses (CWE)

CWE-404

References

http://www.securityfocus.com/bid/105005Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041461Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8400PatchVendor Advisory
http://www.securityfocus.com/bid/105005Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041461Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8400PatchVendor Advisory

FAQ

What is CVE-2018-8400?

CVE-2018-8400 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...

How severe is CVE-2018-8400?

CVE-2018-8400 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-8400?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows Server 2016.