Description
Integer overflow or wraparound in Windows Kerberos allows an authorized attacker to execute code over an adjacent network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows Server 2012 | 6.2.9200.0 – < 6.2.9200.26132 | 6.2.9200.26132 |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 – < 6.2.9200.26132 | 6.2.9200.26132 |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 – < 6.3.9600.23228 | 6.3.9600.23228 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 – < 6.3.9600.23228 | 6.3.9600.23228 |
| Microsoft | Windows Server 2016 | 10.0.14393.0 – < 10.0.14393.9234 | 10.0.14393.9234 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – < 10.0.14393.9234 | 10.0.14393.9234 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – < 10.0.17763.8880 | 10.0.17763.8880 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – < 10.0.17763.8880 | 10.0.17763.8880 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.5256 | 10.0.20348.5256 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – < 10.0.26100.32995 | 10.0.26100.32995 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – < 10.0.26100.32995 | 10.0.26100.32995 |
Advisories 3
- WID-SEC-2026-1849 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 17, 2026
- NCSC-2026-0181 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Jun 9, 2026
- MSRC-CVE-2026-47288 Windows Kerberos Key Distribution Center (KDC) Remote Code Execution Microsoft Security Response Center · Jun 9, 2026
References
- Windows Kerberos Key Distribution Center (KDC) Remote Code Execution vendor-advisory patch