1. 漏洞概述
近日，监测发现关于Windows TCP/IP远程代码执行漏洞（CVE-2022-34718）技术细节已被公开，POC公开，漏洞威胁等级：高危。
2. 漏洞详情
该漏洞允许远程攻击者在系统上执行任意代码。由于在Windows TCP/IP中对用户输入没有进行充分的验证，远程攻击者可以发送一个特制的IPv6数据包，触发漏洞，并在目标系统上执行任意代码。
3. 影响版本
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 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
4. 处置建议
目前微软已发布相关安全更新，建议受影响的用户尽快修复。
自动更新：
Microsoft Update默认启用，当系统检测到可用更新时，将会自动下载更新并在下一次启动时安装。
手动更新：
1、点击“开始菜单”或按Windows快捷键，点击进入“设置”
2、选择“更新和安全”，进入“Windows更新”（Windows 8、Windows 8.1、Windows Server 2012以及Windows Server 2012 R2可通过控制面板进入“Windows更新”，具体步骤为“控制面板”->“系统和安全”->“Windows更新”）
3、选择“检查更新”，等待系统将自动检查并下载可用更新。
4、更新完成后重启计算机，可通过进入“Windows更新”->“查看更新历史记录”查看是否成功安装了更新。对于没有成功安装的更新，可以点击该更新名称进入微软官方更新描述链接，点击最新的SSU名称并在新链接中点击“Microsoft 更新目录”，然后在新链接中选择适用于目标系统的补丁进行下载并安装。
