中危 Windows 打印后台处理程序特权提升漏洞

CVE编号

CVE-2021-40447

利用情况

POC 已公开

补丁情况

官方补丁

披露时间

2021-09-14
漏洞描述
Microsoft Windows Print Spooler Components是美国微软(Microsoft)公司的一个打印后台处理程序组件。
microsoft Windows Print Spooler Components存在权限许可和访问控制问题漏洞。
以下产品和版本受到影响:Windows Server 2022,Windows Server 2022 (Server Core installation),Windows 10 Version 2004 for 32-bit Systems,Windows 10 Version 2004 for ARM64-based Systems,Windows 10 Version 2004 for x64-based Systems,Windows Server, version 2004 (Server Core installation),Windows 10 Version 20H2 for x64-based Systems,Windows 10 Version 20H2 for 32-bit Systems,Windows 7 for 32-bit Systems Service Pack 1,Windows 7 for x64-based Systems Service Pack 1,Windows 8.1 for 32-bit systems,Windows 8.1 for x64-based systems,Windows RT 8.1,Windows Server 2008 for 32-bit Systems Service Pack 2,Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation),Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version 1809 for ARM64-based Systems,Windows Server 2019,Windows Server 2019 (Server Core installation),Windows 10 Version 1909 for 32-bit Systems,Windows 10 Version 1909 for x64-based Systems,Windows 10 Version 1909 for ARM64-based Systems,Windows 10 Version 21H1 for x64-based Systems,Windows 10 Version 21H1 for ARM64-based Systems,Windows 10 Version 21H1 for 32-bit Systems,Windows 10 Version 20H2 for ARM64-based Systems,Windows Server, version 20H2 (Server Core Installation),Windows 10 for 32-bit Systems,Windows 10 for x64-based Systems,Windows 10 Version 1607 for 32-bit Systems,Windows 10 Version 1607 for x64-based Systems,Windows Server 2016,Windows Server 2016 (Server Core installation),Windows Server 2008 for x64-based Systems Service Pack 2,Windows Server 2008 for x64-based Systems Service Pack 2 (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 (Server Core installation),Windows Server 2012,Windows Server 2012 (Server Core installation),Windows Server 2012 R2,Windows Server 2012 R2 (Server Core installation)
解决建议
目前厂商已发布升级补丁以修复漏洞,补丁获取链接:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-40447
受影响软件情况
# 类型 厂商 产品 版本 影响面
1
运行在以下环境
系统 microsoft windows_10 - -
运行在以下环境
系统 microsoft windows_10 1607 -
运行在以下环境
系统 microsoft windows_10 1809 -
运行在以下环境
系统 microsoft windows_10 1909 -
运行在以下环境
系统 microsoft windows_10 2004 -
运行在以下环境
系统 microsoft windows_10 20h2 -
运行在以下环境
系统 microsoft windows_10 21h1 -
运行在以下环境
系统 microsoft windows_7 - -
运行在以下环境
系统 microsoft windows_8.1 - -
运行在以下环境
系统 microsoft windows_rt_8.1 - -
运行在以下环境
系统 microsoft windows_server_2008 - -
运行在以下环境
系统 microsoft windows_server_2008 r2 -
运行在以下环境
系统 microsoft windows_server_2012 - -
运行在以下环境
系统 microsoft windows_server_2016 - -
运行在以下环境
系统 microsoft windows_server_2016 2004 -
运行在以下环境
系统 microsoft windows_server_2016 20h2 -
运行在以下环境
系统 microsoft windows_server_2019 - -
运行在以下环境
系统 microsoft windows_server_2022 - -
阿里云评分
6.2
  • 攻击路径
    远程
  • 攻击复杂度
    容易
  • 权限要求
    无需权限
  • 影响范围
    越权影响
  • EXP成熟度
    POC 已公开
  • 补丁情况
    官方补丁
  • 数据保密性
    无影响
  • 数据完整性
    传输被破坏
  • 服务器危害
    DoS
  • 全网数量
    N/A
CWE-ID 漏洞类型
CWE-269 特权管理不恰当
阿里云安全产品覆盖情况