Description
Insufficient resource pool in Windows Kerberos allows an unauthorized attacker to deny service over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows Server 2012 | 6.2.9200.0 – < 6.2.9200.25423 | 6.2.9200.25423 |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 – < 6.2.9200.25423 | 6.2.9200.25423 |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 – < 6.3.9600.22523 | 6.3.9600.22523 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 – < 6.3.9600.22523 | 6.3.9600.22523 |
| Microsoft | Windows Server 2016 | 10.0.14393.0 – < 10.0.14393.7969 | 10.0.14393.7969 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – < 10.0.14393.7969 | 10.0.14393.7969 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – < 10.0.17763.7136 | 10.0.17763.7136 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – < 10.0.17763.7136 | 10.0.17763.7136 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.3453 | 10.0.20348.3453 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 – < 10.0.25398.1551 | 10.0.25398.1551 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – < 10.0.26100.3775 | 10.0.26100.3775 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – < 10.0.26100.3775 | 10.0.26100.3775 |
Advisories 3
- WID-SEC-2025-0744 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2025
- NCSC-2025-0112 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Apr 8, 2025
- MSRC-CVE-2025-27479 Kerberos Key Distribution Proxy Service Denial of Service Vulnerability Microsoft Security Response Center · Apr 8, 2025
References
- Kerberos Key Distribution Proxy Service Denial of Service Vulnerability vendor-advisory patch