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CVE-2025-21208

Target: Windows - Routing and Remote Access Service (RRAS)

Microsoft CVSS 8.8 Updated March 10, 2026
Threat Level HIGH

Executive Risk Summary

"A remote code execution vulnerability exists in the Windows Routing and Remote Access Service (RRAS) due to improper handling of incoming requests, allowing attackers to execute arbitrary code on the target system. This vulnerability poses a significant risk to affected systems, as it can be exploited by unauthenticated attackers to gain control over the system."

Operational Audit Arsenal

Target Type Service
Target Asset Routing and Remote Access Service (RRAS)
Standard Path Windows Systems
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Routing and Remote Access Service (RRAS) (Service)
$Target = "Routing and Remote Access Service (RRAS)"
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

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

Patch Impact Forecast

Reboot Required Required
Service Disruption

Moderate

Internal Work Notes

Apply the latest security updates from Microsoft to patch the vulnerability, and consider implementing additional security measures such as firewall rules and network segmentation to reduce the attack surface.

Intelligence Sources

Scope of Impact

Windows Server 2022 23H2 Windows Server 2008 (Version r2) Windows Server 2012 (Version r2) Windows Server 2016 Windows Server 2012 Windows Server 2008 Windows Server 2019 Windows Server 2025 Windows Server 2022

Original NVD Description

"Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability"

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