CVE-2018-0854

Windows Security Feature Bypass Vulnerability

CVE-2018-0854 is fixed in 11 products on 1 platform, first by KB4103723, released May 8, 2018. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
4.3
Important
Exploitation
None reported
Exploitation Unlikely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0145
73rd percentile

<p>A security feature bypass vulnerability exists in Windows Scripting Host which could allow an attacker to bypass Device Guard. An attacker who successfully exploited this vulnerability could circumvent a User Mode Code Integrity (UMCI) policy on the machine.</p> <p>To exploit the vulnerability, an attacker would first have to access the local machine, and then run a malicious program.</p> <p>The update addresses the vulnerability by correcting how Windows Scripting Host handles objects in memory.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1607 for 32-bit Systems 14393.2248 KB4103723 May 8, 2018
Windows 10 Version 1607 for x64-based Systems 14393.2248 KB4103723 May 8, 2018
Windows 10 Version 1703 for 32-bit Systems 15063.1088 KB4103731 May 8, 2018
Windows 10 Version 1703 for x64-based Systems 15063.1088 KB4103731 May 8, 2018
Windows 10 Version 1709 for 32-bit Systems 16299.431 KB4103727 May 8, 2018
Windows 10 Version 1709 for x64-based Systems 16299.431 KB4103727 May 8, 2018
Windows 10 for 32-bit Systems 10240.17861 KB4103716 May 8, 2018
Windows 10 for x64-based Systems 10240.17861 KB4103716 May 8, 2018
Windows Server 2016 14393.2248 KB4103723 May 8, 2018
Windows Server 2016 (Server Core installation) 14393.2248 KB4103723 May 8, 2018
Windows Server, version 1709 (Server Core Installation) 16299.431 KB4103727 May 8, 2018