Microsoft Windows Cloud Files Mini Filter Driver Privilege Escalation Vulnerability

A heap-based buffer overflow vulnerability has been identified in the Windows Cloud Files Mini Filter Driver. This vulnerability allows an authorized attacker to locally elevate privileges. The issue affects multiple Windows 10 and Windows 11 versions, as well as Windows Server 2019 and 2022. The vulnerability arises from a heap-based buffer overflow, which can be exploited to gain higher privileges on the system.

Impact

Exploitation of this vulnerability could lead to unauthorized privilege escalation, allowing an attacker to gain SYSTEM privileges.

Remediation

Users can download the security update for this vulnerability via the Microsoft Update Catalog. Specific update details can be found in the Microsoft Knowledge Base articles linked in the product update guidance.