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I. Basic Information for CVE-2025-21218
Vulnerability Information
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Vulnerability Title
Windows Kerberos Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Windows Kerberos Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Windows Kerberos 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Kerberos是美国微软（Microsoft）公司的一个用于在网络集群中进行身份验证的软件。Kerberos 同时作为一种网络认证协议，其设计目标是通过密钥系统为客户机/服务器应用程序提供强大的认证服务。 Microsoft Windows Kerberos存在资源管理错误漏洞。攻击者利用该漏洞导致系统拒绝服务。以下产品和版本受到影响：Windows Server 2019,Windows Server 2019 (Server Core installation),
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
MicrosoftWindows Server 2012 6.2.9200.0 ~ 6.2.9200.25273 -
MicrosoftWindows Server 2012 (Server Core installation) 6.2.9200.0 ~ 6.2.9200.25273 -
MicrosoftWindows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.22371 -
MicrosoftWindows Server 2012 R2 (Server Core installation) 6.3.9600.0 ~ 6.3.9600.22371 -
MicrosoftWindows Server 2016 10.0.14393.0 ~ 10.0.14393.7699 -
MicrosoftWindows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.7699 -
MicrosoftWindows Server 2019 10.0.17763.0 ~ 10.0.17763.6775 -
MicrosoftWindows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.6775 -
MicrosoftWindows Server 2022 10.0.20348.0 ~ 10.0.20348.3091 -
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ~ 10.0.25398.1369 -
MicrosoftWindows Server 2025 10.0.26100.0 ~ 10.0.26100.2894 -
MicrosoftWindows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.2894 -
II. Public POCs for CVE-2025-21218
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III. Intelligence Information for CVE-2025-21218
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IV. Related Vulnerabilities
Same product: Windows Server 2012
Same vendor: Microsoft
Same weakness: CWE-400
V. Comments for CVE-2025-21218

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