CVE-2025-54094: Windows Defender Firewall Service Elevation of Privilege Vulnerability

Published Sep 9, 2025
·
Updated

Access of resource using incompatible type ('type confusion') in Windows Defender Firewall Service allows an authorized attacker to elevate privileges locally.

Other sources

Windows Defender Firewall Service Elevation of Privilege Vulnerability

Microsoft

Affected Software

58 affected componentsFixes available
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2012
Microsoft Windows Server 2012
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows 10=1607
Microsoft Windows 10
Microsoft Windows 11=24H2
Microsoft Windows Server 2025
Microsoft Windows 10=1607
Microsoft Windows 10
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows 11=23H2
Microsoft Windows 11=23H2
Microsoft Windows 10=22H2
Microsoft Windows 11=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows Server 2025
Microsoft Windows 11=24H2
Microsoft Windows 11=22H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows Server 2022
Microsoft Windows 10=21H2
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft Windows 10 1507<10.0.10240.21128
Microsoft Windows 10 1507<10.0.10240.21128
Microsoft Windows 10 1607<10.0.14393.8422
Microsoft Windows 10 1607<10.0.14393.8422
Microsoft Windows 10 1809<10.0.17763.7792
Microsoft Windows 10 1809<10.0.17763.7792
Microsoft Windows 10 21h2<10.0.19044.6332
Microsoft Windows 10 22h2<10.0.19045.6332
Microsoft Windows 11 22h2<10.0.22621.5909
Microsoft Windows 11 23h2<10.0.22631.5909
Microsoft Windows 11 24h2<10.0.26100.6508
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.8422
Microsoft Windows Server 2019<10.0.17763.7792
Microsoft Windows Server 2022<10.0.20348.4106
Microsoft Windows Server 2022 23h2<10.0.25398.1849
Microsoft Windows Server 2025<10.0.26100.6508

Event History

Sep 9, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
CVE Published
via MITRE·05:01 PM
Data Sourced
via MITRE·05:01 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-54094?

CVE-2025-54094 is classified as an Elevation of Privilege vulnerability.

2

How do I fix CVE-2025-54094?

To fix CVE-2025-54094, apply the appropriate security update provided by Microsoft for your affected product.

3

What products are affected by CVE-2025-54094?

CVE-2025-54094 affects various versions of Microsoft Windows Server and Windows 10 including Server 2012 R2, Server 2008, and Windows 10 versions.

4

Can CVE-2025-54094 be exploited remotely?

No, CVE-2025-54094 requires local access for exploitation.

5

What is the impact of CVE-2025-54094?

The impact of CVE-2025-54094 is unauthorized elevation of privileges which can allow attackers to gain control over the affected system.

Contact

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