Endpoint Vulnerability

Microsoft JScript Security Feature Bypass Vulnerability


A security feature bypass vulnerability exists in Microsoft JScript that could allow an attacker to bypass Device Guard. To exploit the vulnerability, an attacker would first have to access the local machine, and run a specially crafted application to create arbitrary COM objects. The update addresses the vulnerability by correcting how Microsoft JScript manages COM object creation.

Affected Products

Windows 10,Windows Server 2016,Windows Server, version 1803 (Server Core Installation),Windows Server, version 1709 (Server Core Installation),Windows Server 2019