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【安全预警】Windows Print Spooler远程代码执行漏洞POC公开(CVE-2021-1675)

发布时间:2021-06-29 15:48:13

2021年6月29日,昊之云监测到安全研究人员在GitHub上公开了CVE-2021-1675 Windows Print Spooler远程代码执行漏洞POC


漏洞描述

Windows Print Spooler是Windows的打印机后台处理程序,广泛的应用于各种内网中。2021年6月,Windows官方发布安全更新,其中修复了 CVE-2021-1675 Windows Print Spooler远程代码执行漏洞。2021年6月29日,安全研究人员在GitHub上公开了Windows Print Spooler远程代码执行漏洞POC。攻击者可以通过该漏洞绕过PfcAddPrinterDriver的安全验证,并在打印服务器中安装恶意的驱动程序,若攻击者所控制的用户在域中,则攻击者可以连接到DC中的Spooler服务,并利用该漏洞在DC中安装恶意的驱动程序,完整的控制整个域环境。昊之云技术提醒 Windows 用户尽快采取安全措施阻止漏洞攻击。


漏洞细节:公开

漏洞POC:公开

漏洞EXP:未公开

在野利用:未知


漏洞评级

CVE-2021-1675 Windows Print Spooler远程代码执行漏洞 高危


影响版本

Windows Server 2019 (Server Core installation)

Windows Server 2019

Windows Server 2016 (Server Core installation)

Windows Server 2016

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 Server, version 2004 (Server Core installation)

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 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 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 10 Version 2004 for x64-based Systems

Windows 10 Version 2004 for ARM64-based Systems

Windows 10 Version 2004 for 32-bit Systems

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 10 Version 1909 for ARM64-based Systems

Windows 10 Version 1909 for x64-based Systems

Windows 10 Version 1909 for 32-bit Systems

Windows 10 Version 1809 for ARM64-based Systems

Windows 10 Version 1809 for x64-based Systems

Windows 10 Version 1809 for 32-bit Systems


安全建议

1、及时更新Window补丁

2、在服务应用(services.msc)中禁用 Print Spooler服务。


相关链接

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1675


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