Remote Code Execution Vulnerability in Windows Routing and Remote Access Service
CVE-2025-62549

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
9 December 2025

What is CVE-2025-62549?

An untrusted pointer dereference vulnerability in Windows Routing and Remote Access Service (RRAS) poses a significant risk, allowing an unauthorized attacker to execute arbitrary code over the network. This exploit can lead to severe security breaches, as it enables attackers to manipulate systems and gain control without proper authorization. Organizations must remain vigilant and apply the necessary security updates to mitigate these risks.

Affected Version(s)

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.8688

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.8146

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.6691

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-62549 : Remote Code Execution Vulnerability in Windows Routing and Remote Access Service