CVE-2018-0809

Windows Kernel Elevation of Privilege Vulnerability

CVE-2018-0809 is fixed in 5 products on 1 platform, first by KB4074592, released February 13, 2018. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.

Urgent
CVSS
7.0
Important
Exploitation
More likely
Vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0117
67th percentile

<p>An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p> <p>To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application to take control of an affected system.</p> <p>The update addresses the vulnerability by correcting how the Windows kernel handles objects in memory.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1703 for 32-bit Systems 15063.909 KB4074592 Feb 13, 2018
Windows 10 Version 1703 for x64-based Systems 15063.909 KB4074592 Feb 13, 2018
Windows 10 Version 1709 for 32-bit Systems 16299.248 KB4074588 Feb 13, 2018
Windows 10 Version 1709 for x64-based Systems 16299.248 KB4074588 Feb 13, 2018
Windows Server, version 1709 (Server Core Installation) 16299.248 KB4074588 Feb 13, 2018