2022年第5期
【预警类型】高危预警
【预警内容】微软支持诊断工具MSDT存在远程代码执行漏洞
一、漏洞概述：
微软支持诊断工具（MSDT，Microsoft Support Diagnostic Tool）是一种实用程序，用于排除故障并收集诊断数据，供专业人员分析和解决问题。Microsoft Office是由微软公司开发的一款常用办公软件。
2022年5月30日，微软公司发布了Microsoft MSDT远程代码执行漏洞的紧急安全公告。未经身份验证的攻击者利用该漏洞，诱使用户直接访问或者预览恶意的Office文档，通过恶意Office文档中的远程模板功能，从服务器获取包含恶意代码的HTML文件并执行，从而实现以当前用户权限下的任意代码执行攻击。该漏洞已知触发需要用户对恶意Office文档进行直接访问，或者在资源管理器中通过预览选项卡对RTF格式的恶意文档进行预览。
二、影响范围：
Windows Server 2012 R2 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 (Server Core installation)
Windows Server 2012
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows RT 8.1
Windows 8.1 for x64-based systems
Windows 8.1 for 32-bit systems
Windows 7 for x64-based Systems Service Pack 1
Windows 7 for 32-bit Systems Service Pack 1
Windows Server 2016 (Server Core installation)
Windows Server 2016
Windows 10 Version 1607 for x64-based Systems
Windows 10 Version 1607 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 10 for 32-bit Systems
Windows 10 Version 21H2 for x64-based Systems
Windows 10 Version 21H2 for ARM64-based Systems
Windows 10 Version 21H2 for 32-bit Systems
Windows 11 for ARM64-based Systems
Windows 11 for x64-based Systems
Windows Server, version 20H2 (Server Core Installation)
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 20H2 for 32-bit Systems
Windows 10 Version 20H2 for x64-based Systems
Windows Server 2022 Azure Edition Core Hotpatch
Windows Server 2022 (Server Core installation)
Windows Server 2022
Windows 10 Version 21H1 for 32-bit Systems
Windows 10 Version 21H1 for ARM64-based Systems
Windows 10 Version 21H1 for x64-based Systems
Windows Server 2019 (Server Core installation)
Windows Server 2019
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
三、解决方案或建议：
目前，微软公司已发布漏洞缓解措施，暂未发布漏洞补丁。CNVD建议受影响用户谨慎访问来历不明的Office文档，同时按照以下微软公告及时采取漏洞临时缓解措施，并密切关注后续的补丁更新情况。
附微软漏洞缓解指南：
