CRITICAL 9.8 Microsoft
CVE-2024-43639
Windows KDC Proxy Remote Code Execution Vulnerability
Microsoft Security Update 2024-Nov: Windows KDC Proxy Remote Code Execution Vulnerability
Affected Products
- Windows Server 2025
- Windows Server 2025 (Server Core installation)
- Windows Server 2019
- Windows Server 2019 (Server Core installation)
- Windows Server 2022
- Windows Server 2022 (Server Core installation)
- Windows Server 2022, 23H2 Edition (Server Core installation)
- Windows Server 2016
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43639
- https://nvd.nist.gov/vuln/detail/CVE-2024-43639
This critical severity vulnerability with a CVSS score of 9.8 was published on 2024-11-12 via Microsoft. EPSS score: 8.9% (top 5% of all CVEs by exploitation probability). Affected: Windows Server 2025, Windows Server 2025 (Server Core installation), Windows Server 2019 and 5 more.
Risk Timeline
CVE Disclosed2024-11-12 · 691 days ago
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43639NVD / MITRE
nvd.nist.gov/vuln/detail/CVE-2024-43639Related Vulnerabilities
| CVE | Title | Severity | CVSS |
|---|---|---|---|
| CVE-2024-38077 PoC | Windows Remote Desktop Licensing Service Remote Code Execution Vulnerability | CRITICAL | 9.8 |
| CVE-2024-38074 | Windows Remote Desktop Licensing Service Remote Code Execution Vulnerability | CRITICAL | 9.8 |
| CVE-2024-38076 | Windows Remote Desktop Licensing Service Remote Code Execution Vulnerability | CRITICAL | 9.8 |
| CVE-2025-21298 PoC | Windows OLE Remote Code Execution Vulnerability | CRITICAL | 9.8 |
| CVE-2025-21307 | Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulne | CRITICAL | 9.8 |
| CVE-2025-21311 | Windows NTLM V1 Elevation of Privilege Vulnerability | CRITICAL | 9.8 |
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