First published: Tue Jan 14 2025(Updated: )
Windows Kerberos Denial of Service Vulnerability
Credit: secure@microsoft.com
Affected Software | Affected Version | How to fix |
---|---|---|
Microsoft Windows Server 2025 | ||
Microsoft Windows Server 2025 | ||
Microsoft Windows Server 2012 R2 | ||
Microsoft Windows Server 2016 | ||
Microsoft Windows Server 2019 | ||
Microsoft Windows Server 2022 | ||
Microsoft Windows Server 2019 | ||
Microsoft Windows Server 2012 R2 | ||
Microsoft Windows Server 2022 | ||
Microsoft Windows Server 2016 | ||
Microsoft Windows Server 2012 x64 | ||
Microsoft Windows Server 2012 x64 | ||
Microsoft Windows Server 2012 x64 | ||
Microsoft Windows Server 2012 x64 | =r2 | |
Microsoft Windows Server 2016 | <10.0.14393.7699 | |
Microsoft Windows Server 2019 | <10.0.17763.6775 | |
Microsoft Windows Server 2022 | <10.0.20348.3091 | |
Microsoft Windows Server 2022 23H2 | <10.0.25398.1369 | |
Microsoft Windows Server 2025 | <10.0.26100.2894 | |
Microsoft Windows Server 2022 23H2 |
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CVE-2025-21218 has a severity rating that indicates it could lead to denial of service in affected Windows Server instances.
Fixing CVE-2025-21218 requires applying the appropriate security patch issued by Microsoft for your specific version of Windows Server.
CVE-2025-21218 affects multiple versions, including Windows Server 2025, 2019, 2016, 2012, and their R2 variations.
While CVE-2025-21218 presents a denial of service risk, its criticality may vary depending on the environment and specific usage of affected systems.
The potential impacts of CVE-2025-21218 include interruption of service and possible downtime for applications relying on the compromised Windows Server.