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CVE-2024-49093

Windows - Resilient File System (ReFS)

Microsoft CVSS 8.8 Updated March 15, 2026

Executive Risk Summary

"A vulnerability in Windows Resilient File System (ReFS) could allow an attacker to elevate their privileges. This vulnerability can be exploited by an attacker to gain elevated access to sensitive data and systems."

Operational Audit Arsenal

Target Type Driver
Target Asset ReFS.sys
Standard Path %windir%System32drivers
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: ReFS.sys (Driver)
$Targets = 'ReFS.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

File system services may be affected

Internal Work Notes

Apply latest Windows security updates to mitigate ReFS Elevation of Privilege Vulnerability (CVE-2024-49093)

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Intelligence Sources

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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.