CVE-2018-8313

Windows Elevation of Privilege Vulnerability

CVE-2018-8313 is fixed in 21 products on 1 platform, first by KB4338814, released July 10, 2018. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.

UrgentPublicly disclosed
CVSS
7.8
Important
Exploitation
More likely
Vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0131
70th percentile

<p>An elevation of privilege vulnerability exists in the way that the Windows Kernel API enforces permissions. An attacker who successfully exploited the vulnerability could impersonate processes, interject cross-process communication, or interrupt system functionality.</p> <p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses the vulnerability by helping to ensure that the Windows Kernel API properly enforces permissions.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1607 for 32-bit Systems 14393.2368 KB4345418 Jul 16, 2018
Windows 10 Version 1607 for 32-bit Systems 14393.2363 KB4338814 Jul 10, 2018
Windows 10 Version 1607 for x64-based Systems 14393.2368 KB4345418 Jul 16, 2018
Windows 10 Version 1607 for x64-based Systems 14393.2363 KB4338814 Jul 10, 2018
Windows 10 Version 1703 for 32-bit Systems 15063.1209 KB4345419 Jul 16, 2018
Windows 10 Version 1703 for 32-bit Systems 15063.1206 KB4338826 Jul 10, 2018
Windows 10 Version 1703 for x64-based Systems 15063.1209 KB4345419 Jul 16, 2018
Windows 10 Version 1703 for x64-based Systems 15063.1206 KB4338826 Jul 10, 2018
Windows 10 Version 1709 for 32-bit Systems 16299.551 KB4345420 Jul 16, 2018
Windows 10 Version 1709 for 32-bit Systems 16299.547 KB4338825 Jul 10, 2018
Windows 10 Version 1709 for x64-based Systems 16299.551 KB4345420 Jul 16, 2018
Windows 10 Version 1709 for x64-based Systems 16299.547 KB4338825 Jul 10, 2018
Windows 10 Version 1803 for 32-bit Systems 17134.167 KB4345421 Jul 16, 2018
Windows 10 Version 1803 for 32-bit Systems 17134.165 KB4338819 Jul 10, 2018
Windows 10 Version 1803 for x64-based Systems 17134.167 KB4345421 Jul 16, 2018
Windows 10 Version 1803 for x64-based Systems 17134.165 KB4338819 Jul 10, 2018
Windows 10 for 32-bit Systems 10240.17918 KB4345455 Jul 16, 2018
Windows 10 for 32-bit Systems 10240.17914 KB4338829 Jul 10, 2018
Windows 10 for x64-based Systems 10240.17918 KB4345455 Jul 16, 2018
Windows 10 for x64-based Systems 10240.17914 KB4338829 Jul 10, 2018
Windows 8.1 for 32-bit systems KB4338824 Jul 19, 2018
Windows 8.1 for 32-bit systems KB4338815 Jul 10, 2018
Windows 8.1 for 32-bit systems KB4338831 Jul 10, 2018
Windows 8.1 for 32-bit systems KB4345424 Jul 10, 2018
Windows 8.1 for x64-based systems KB4338824 Jul 19, 2018
Windows 8.1 for x64-based systems KB4338815 Jul 10, 2018
Windows 8.1 for x64-based systems KB4338831 Jul 10, 2018
Windows 8.1 for x64-based systems KB4345424 Jul 10, 2018
Windows RT 8.1 KB4338815 Jul 10, 2018
Windows Server 2012 KB4338820 Jul 19, 2018
Windows Server 2012 KB4338830 Jul 10, 2018
Windows Server 2012 KB4338816 Jul 10, 2018
Windows Server 2012 KB4345425 Jul 10, 2018
Windows Server 2012 (Server Core installation) KB4338820 Jul 19, 2018
Windows Server 2012 (Server Core installation) KB4338830 Jul 10, 2018
Windows Server 2012 (Server Core installation) KB4338816 Jul 10, 2018
Windows Server 2012 (Server Core installation) KB4345425 Jul 10, 2018
Windows Server 2012 R2 KB4338824 Jul 19, 2018
Windows Server 2012 R2 KB4338815 Jul 10, 2018
Windows Server 2012 R2 KB4338831 Jul 10, 2018
Windows Server 2012 R2 KB4345424 Jul 10, 2018
Windows Server 2012 R2 (Server Core installation) KB4338824 Jul 19, 2018
Windows Server 2012 R2 (Server Core installation) KB4338815 Jul 10, 2018
Windows Server 2012 R2 (Server Core installation) KB4338831 Jul 10, 2018
Windows Server 2012 R2 (Server Core installation) KB4345424 Jul 10, 2018
Windows Server 2016 14393.2368 KB4345418 Jul 16, 2018
Windows Server 2016 14393.2363 KB4338814 Jul 10, 2018
Windows Server 2016 (Server Core installation) 14393.2368 KB4345418 Jul 16, 2018
Windows Server 2016 (Server Core installation) 14393.2363 KB4338814 Jul 10, 2018
Windows Server, version 1709 (Server Core Installation) 16299.551 KB4345420 Jul 16, 2018
Windows Server, version 1709 (Server Core Installation) 16299.547 KB4338825 Jul 10, 2018
Windows Server, version 1803 (Server Core Installation) 17134.167 KB4345421 Jul 16, 2018
Windows Server, version 1803 (Server Core Installation) 17134.165 KB4338819 Jul 10, 2018