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CVE-2025-54105— Microsoft Brokering File System Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Windows 11 Version 24H2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Brokering File System是美国微软（Microsoft）公司的一个文件系统。 Microsoft Brokering File System存在资源管理错误漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Windows Server 2025 (Server Core installation),Windows Server 2022, 23H2 Edition (Server Core installation),Windows 11 Version 2

CVSS 7.0 · High EPSS 0.28% · P21
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I. Basic Information for CVE-2025-54105

Vulnerability Information
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Vulnerability Title
Microsoft Brokering File System Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Brokering File System 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Brokering File System是美国微软（Microsoft）公司的一个文件系统。 Microsoft Brokering File System存在资源管理错误漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Windows Server 2025 (Server Core installation),Windows Server 2022, 23H2 Edition (Server Core installation),Windows 11 Version 2
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.6584 -
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ~ 10.0.25398.1849 -
Microsoft Windows Server 2025 10.0.26100.0 ~ 10.0.26100.6584 -
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.6584 -

II. Public POCs for CVE-2025-54105

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III. Intelligence Information for CVE-2025-54105

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Same Patch Batch · Microsoft · 2025-09-09 · 80 CVEs total

CVE-2025-55232 9.8 CRITICAL Microsoft High Performance Compute (HPC) Pack Remote Code Execution Vulnerability
CVE-2025-55234 8.8 HIGH Windows SMB Elevation of Privilege Vulnerability
CVE-2025-54897 8.8 HIGH Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2025-54110 8.8 HIGH Windows Kernel Elevation of Privilege Vulnerability
CVE-2025-54106 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-54113 8.8 HIGH Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
CVE-2025-54918 8.8 HIGH Windows NTLM Elevation of Privilege Vulnerability
CVE-2025-55227 8.8 HIGH Microsoft SQL Server Elevation of Privilege Vulnerability
CVE-2025-54910 8.4 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2025-55228 7.8 HIGH Windows Graphics Component Remote Code Execution Vulnerability
CVE-2025-54913 7.8 HIGH Windows UI XAML Maps MapControlSettings Elevation of Privilege Vulnerability
CVE-2025-49692 7.8 HIGH Azure Connected Machine Agent Elevation of Privilege Vulnerability
CVE-2025-55245 7.8 HIGH Xbox Gaming Services Elevation of Privilege Vulnerability
CVE-2025-55316 7.8 HIGH Azure Connected Machine Agent Elevation of Privilege Vulnerability
CVE-2025-55317 7.8 HIGH Microsoft AutoUpdate (MAU) Elevation of Privilege Vulnerability
CVE-2025-54916 7.8 HIGH Windows NTFS Remote Code Execution Vulnerability
CVE-2025-54912 7.8 HIGH Windows BitLocker Elevation of Privilege Vulnerability
CVE-2025-54900 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2025-54098 7.8 HIGH Windows Hyper-V Elevation of Privilege Vulnerability
CVE-2025-55224 7.8 HIGH Windows Hyper-V Remote Code Execution Vulnerability

Showing top 20 of 80 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows 11 Version 24H2
Same vendor: Microsoft
Same weakness: CWE-362

V. Comments for CVE-2025-54105

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