CVE-2018-8462 : An elevation of privilege vulnerability exists when the DirectX Graphics Kernel

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.

Published 2018-09-13 00:29:06

Updated 2019-10-03 00:03:26

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: Gain privilege

Products affected by CVE-2018-8462

Microsoft » Windows 10 » Version: N/A
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1607
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1703
cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1709
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1803
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: N/A
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: 1709
cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: 1803
cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2018-8462

EPSS FAQ

0.43%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 74 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-8462

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.2	HIGH	AV:L/AC:L/Au:N/C:C/I:C/A:C	3.9	10.0	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.8	HIGH	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2018-8462

CWE-404 Improper Resource Shutdown or Release

The product does not release or incorrectly releases a resource before it is made available for re-use.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-8462

http://www.securityfocus.com/bid/105274

Microsoft Windows DirectX Graphics Kernel CVE-2018-8462 Local Privilege Escalation Vulnerability
Third Party Advisory;VDB Entry
http://www.securitytracker.com/id/1041629

Microsoft DirectX Graphics Kernel Driver Object Memory Handling Error Lets Local Users Gain Elevated Privileges - SecurityTracker
Third Party Advisory;VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8462

CVE-2018-8462 | DirectX Graphics Kernel Elevation of Privilege Vulnerability
Patch;Vendor Advisory

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Vulnerability Details : CVE-2018-8462

Products affected by CVE-2018-8462

Exploit prediction scoring system (EPSS) score for CVE-2018-8462

CVSS scores for CVE-2018-8462

CWE ids for CVE-2018-8462

References for CVE-2018-8462