0x00 前言
Kerberos由麻省理工学院创建，作为解决这些网络安全问题的解决方案。是一种通过网络提供安全验证处理的客户机/服务器体系结构。通过验证，可保证网络事务的发送者和接收者的身份真实。该服务还可以检验来回传递的数据的有效性（完整性），并在传输过程中对数据进行加密（保密性）。
0x01 漏洞描述
拥有受害网络访问权限的攻击者可以通过建立中间（MITM）攻击或其他本地网络欺骗技术来利用此漏洞，然后向客户端受害者电脑发送恶意Kerberos消息，并假冒是Kerberos身份验证服务器。
0x02 CVE编号
CVE-2024-20674
0x03 影响版本
Windows Server 2012 R2 (Server Core installation)Windows Server 2012 R2Windows Server 2012 (Server Core installation)Windows Server 2012Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)Windows Server 2008 R2 for x64-based Systems Service Pack 1Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)Windows Server 2008 for x64-based Systems Service Pack 2Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)Windows Server 2008 for 32-bit Systems Service Pack 2Windows Server 2016 (Server Core installation)Windows Server 2016Windows 10 Version 1607 for x64-based SystemsWindows 10 Version 1607 for 32-bit SystemsWindows 10 for x64-based SystemsWindows 10 for 32-bit SystemsWindows Server 2022, 23H2 Edition (Server Core installation)Windows 11 Version 23H2 for x64-based SystemsWindows 11 Version 23H2 for ARM64-based SystemsWindows 10 Version 22H2 for 32-bit SystemsWindows 10 Version 22H2 for ARM64-based SystemsWindows 10 Version 22H2 for x64-based SystemsWindows 11 Version 22H2 for x64-based SystemsWindows 11 Version 22H2 for ARM64-based SystemsWindows 10 Version 21H2 for x64-based SystemsWindows 10 Version 21H2 for ARM64-based SystemsWindows 10 Version 21H2 for 32-bit SystemsWindows 11 version 21H2 for ARM64-based SystemsWindows 11 version 21H2 for x64-based SystemsWindows Server 2022 (Server Core installation)Windows Server 2022Windows Server 2019 (Server Core installation)Windows Server 2019Windows 10 Version 1809 for ARM64-based SystemsWindows 10 Version 1809 for x64-based SystemsWindows 10 Version 1809 for 32-bit Systems
0x04 漏洞详情
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-20674
0x05 参考链接
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-20674
原文始发于微信公众号（信安百科）：CVE-2024-20674｜Windows Kerberos安全功能绕过漏洞
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