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CVE-2025-54093

Windows - TCP/IP

Microsoft CVSS 7 Updated March 12, 2026

Executive Risk Summary

"A time-of-check time-of-use (toctou) race condition in Windows TCP/IP allows an authorized attacker to elevate privileges locally, potentially leading to unauthorized access and control of the system. This vulnerability can be exploited by an attacker with local access to the system, making it a significant risk for systems with multiple users or where local access is not strictly controlled."

Operational Audit Arsenal

Target Type DLL
Target Asset tcpip.sys
Standard Path %windir%\System32\drivers
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: tcpip.sys (DLL)
$Targets = 'tcpip.sys'
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

Get-ChildItem -Path $SearchPaths -Include $Targets -Recurse -ErrorAction SilentlyContinue | 
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}

Patch Impact Forecast

Reboot Required Likely

Network services

Internal Work Notes

CVE-2025-54093: Local privilege escalation vulnerability in Windows TCP/IP, requiring patching and reboot to mitigate

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Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.