CVE-2025-21271

Published: Jan 14, 2025Modified: Jan 27, 2025

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Affected (6)

Products: Microsoft: Windows 10 1809, Windows 10 21h2, Windows 10 22h2, Windows Server 2019, Windows Server 2022

5 products

Windows 10 1809

Windows 10 21h2

Windows 10 22h2

Windows Server 2019

Windows Server 2022

Configuration A

6 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1809	Before 10.0.17763.6775
Microsoft Windows 10 1809	Before 10.0.17763.6775
Microsoft Windows 10 21h2	Before 10.0.19044.5371
Microsoft Windows 10 22h2	Before 10.0.19045.5371
Microsoft Windows Server 2019	Before 10.0.17763.6775
Microsoft Windows Server 2022	Before 10.0.20348.3091

Related CWEs

Buffer Over-read

The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21271

Source: secure@microsoft.com

PatchVendor Advisory

Timeline

No history available yet.