CVE-2025-62549: Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

Published Dec 9, 2025
·
Updated

Untrusted pointer dereference in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

Other sources

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

Microsoft

Affected Software

54 affected componentsFixes available
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2016
Microsoft Windows 11=24H2
Microsoft Windows 10=1607
Microsoft Windows 11=23H2
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows 10=1607
Microsoft Windows 11=24H2
Microsoft Windows 11=25H2
Microsoft Windows 11=23H2
Microsoft Windows 11=25H2
Microsoft Windows 10=22H2
Microsoft Windows Server 2025
Microsoft Windows Server 2025
Microsoft Windows 10=22H2
Microsoft Windows Server 2016
Microsoft Windows Server 2008
Microsoft Windows 10=22H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft Windows 10=1809
Microsoft Windows 10 1607<10.0.14393.8688
Microsoft Windows 10 1607<10.0.14393.8688
Microsoft Windows 10 1809<10.0.17763.8146
Microsoft Windows 10 1809<10.0.17763.8146
Microsoft Windows 10 21h2<10.0.19044.6691
Microsoft Windows 10 22h2<10.0.19045.6691
Microsoft Windows 11 23h2<10.0.22631.6345
Microsoft Windows 11 24h2<10.0.26100.7392
Microsoft Windows 11 25h2<10.0.26200.7392
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.8688
Microsoft Windows Server 2019<10.0.17763.8146
Microsoft Windows Server 2022<10.0.20348.4467
Microsoft Windows Server 2022 23h2<10.0.25398.2025
Microsoft Windows Server 2025<10.0.26100.7392

Event History

Dec 9, 2025
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Description
CVE Published
via MITRE·05:55 PM
Data Sourced
via MITRE·05:55 PM
DescriptionSeverity
Data Sourced
via NVD·06:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-62549?

The severity of CVE-2025-62549 is critical due to its potential for remote code execution.

2

How do I fix CVE-2025-62549?

You can fix CVE-2025-62549 by applying the latest security updates from Microsoft specific to your affected Windows Server or Windows version.

3

Which versions of Windows are affected by CVE-2025-62549?

CVE-2025-62549 affects multiple versions including Windows Server 2008, 2012, 2016, and various releases of Windows 10 and 11.

4

What type of vulnerability is CVE-2025-62549?

CVE-2025-62549 is categorized as an untrusted pointer dereference vulnerability.

5

Can CVE-2025-62549 be exploited remotely?

Yes, CVE-2025-62549 can be exploited remotely by unauthorized attackers to execute code over a network.

Contact

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