CVE-2025-54099 - Vulnerability Details - OpenCVE

Stack-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

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-2025-54099

History

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

Type	Values Removed	Values Added
Description		Stack-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Title		Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Weaknesses		CWE-121
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54099
Metrics		cvssV3_1 `{'score': 7, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2025-09-09T17:00:47.771Z

Updated: 2025-09-09T22:38:41.816Z

Reserved: 2025-07-16T19:49:12.439Z

Link: CVE-2025-54099

Vulnrichment

No data.

NVD

Status : Received

Published: 2025-09-09T17:15:54.297

Modified: 2025-09-09T17:15:54.297

Link: CVE-2025-54099

Redhat

No data.

OpenCVE Enrichment

No data.

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