CVE-2025-27483

NTFS Elevation of Privilege Vulnerability

Description

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

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.07%
Vendor Advisory microsoft.com
Affected: Microsoft Windows 10 Version 1809
Affected: Microsoft Windows Server 2019
Affected: Microsoft Windows Server 2019 (Server Core installation)
Affected: Microsoft Windows 10 Version 1507
Affected: Microsoft Windows 10 Version 1607
Affected: Microsoft Windows Server 2016
Affected: Microsoft Windows Server 2016 (Server Core installation)
Affected: Microsoft Windows Server 2012 R2
Affected: Microsoft Windows Server 2012 R2 (Server Core installation)
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27483 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-27483?
CVE-2025-27483 has been scored as a high severity vulnerability.
How to fix CVE-2025-27483?
To fix CVE-2025-27483, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-27483 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-27483 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-27483?
CVE-2025-27483 affects Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows 10 Version 1507, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation).
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