CVE-2025-54109 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54109

History

Tue, 09 Sep 2025 17:15:00 +0000

Type	Values Removed	Values Added
Description		Access of resource using incompatible type ('type confusion') in Windows Defender Firewall Service allows an authorized attacker to elevate privileges locally.
Title		Windows Defender Firewall Service Elevation of Privilege Vulnerability
Weaknesses		CWE-843
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54109
Metrics		cvssV3_1 `{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2025-09-09T17:01:23.641Z

Updated: 2025-09-09T22:39:15.421Z

Reserved: 2025-07-16T19:49:12.440Z

Link: CVE-2025-54109

Vulnrichment

No data.

NVD

Status : Received

Published: 2025-09-09T17:15:56.307

Modified: 2025-09-09T17:15:56.307

Link: CVE-2025-54109

Redhat

No data.

OpenCVE Enrichment

No data.

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