Executive Risk Summary
"A vulnerability in Windows HTTP.sys allows an unauthorized attacker to deny service over a network, potentially causing a denial-of-service (DoS) condition. This vulnerability can be exploited by sending a specially crafted request to the affected system, leading to uncontrolled resource consumption."
Operational Audit Arsenal
Target Type Driver
Target Asset http.sys
Standard Path %windir%\System32\drivers
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: http.sys (Driver)
$Targets = 'http.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
Apply patch for CVE-2025-27473 to prevent DoS attacks on Windows systems due to HTTP.sys vulnerability
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Intelligence Sources
Related Microsoft Threats
Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.