Privilege escalation in Windows and Windows Server - CVE-2018-1009

 

Privilege escalation in Windows and Windows Server - CVE-2018-1009

Published: April 10, 2018 / Updated: April 10, 2018


Vulnerability identifier: #VU11747
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-1009
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server

Detailed vulnerability description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to improper handling of objects in memory and incorrect mapping of kernel memory by the Microsoft DirectX graphics kernel subsystem (dxgkrnl.sys). A local attacker can run a specially crafted application, trigger memory corruption and gain system privileges.

How to mitigate CVE-2018-1009

Install updates from vendor's website.

Sources