2.PowerShell远程代码执行漏洞

漏洞介绍：

PowerShell是一种功能强大的脚本语言和shell程序框架，PowerShell可在Windows、Linux和macOS上运行。

漏洞危害：

经过身份验证的远程攻击者可以在remote powershell会话中使用TabExpansion cmdlet，结合目录穿越载入任意dll，导致攻击者可以执行原本不能执行的cmdlet，从而在目标机器上执行任意代码。

漏洞编号：

CVE-2022-41076

影响范围：

Windows Server 2012 R2 (Server Core installation)

Windows Server 2012 R2 (Server Core installation)

Windows Server 2012 R2

Windows Server 2012 R2

Windows Server 2012 (Server Core installation)

Windows Server 2012 (Server Core installation)

Windows Server 2012

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 (Server Core installation)

Windows Server 2008 R2 for x64-based Systems Service Pack 1

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 (Server Core installation)

Windows Server 2008 for x64-based Systems Service Pack 2

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 (Server Core installation)

Windows Server 2008 for 32-bit Systems Service Pack 2

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 x64-based systems

Windows 8.1 for 32-bit systems

Windows 8.1 for 32-bit systems

Windows 7 for x64-based Systems Service Pack 1

Windows 7 for x64-based Systems Service Pack 1

Windows 7 for 32-bit 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 22H2 for 32-bit Systems

Windows 10 Version 22H2 for ARM64-based Systems

Windows 10 Version 22H2 for x64-based Systems

Windows 11 Version 22H2 for x64-based Systems

Windows 11 Version 22H2 for ARM64-based 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 version 21H2 for ARM64-based Systems

Windows 11 version 21H2 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 (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

PowerShell 7.3

PowerShell 7.2

修复建议：

及时测试并升级到最新版本或升级版本。

来源：安恒信息CERT