CVE-2025-27733

Published: Apr 8, 2025Modified: Jul 10, 2025

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.

Affected (13)

Products: Microsoft: Windows 10 1507, Windows 10 1607, Windows 10 1809, Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019

7 products

Windows 10 1507

Windows 10 1607

Windows 10 1809

Windows Server 2008

Windows Server 2012

Windows Server 2016

Windows Server 2019

Configuration A

13 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1507	Before 10.0.10240.20978
Microsoft Windows 10 1507	Before 10.0.10240.20978
Microsoft Windows 10 1607	Before 10.0.14393.7969
Microsoft Windows 10 1607	Before 10.0.14393.7969
Microsoft Windows 10 1809	Before 10.0.17763.7136
Microsoft Windows 10 1809	Before 10.0.17763.7136
Microsoft Windows Server 2008	All versions
Microsoft Windows Server 2008	All versions
Microsoft Windows Server 2008	Version r2 sp1
Microsoft Windows Server 2012	All versions
Microsoft Windows Server 2012	Version r2
Microsoft Windows Server 2016	Before 10.0.14393.7969
Microsoft Windows Server 2019	Before 10.0.17763.7136

Related CWEs

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27733

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.