CVE:CVE-2021-26417
CNNVD:CNNVD-202104-936
Microsoft Windows是美国微软（Microsoft）公司的一种桌面操作系统。
Windows存在信息泄露漏洞，该漏洞源于Windows的覆盖筛选器。以下产品和版本受到影响：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, version 2004 (Server Core installation)，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 Server, version 1909 (Server Core installation)，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 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。
solution:Upgrade microsoft windows_10 to a higher version than 20h2,1809,1909,2004,and avoid the version 20h2,1809,1909,2004; Upgrade microsoft windows_server_2016 to a higher version than 20h2,1909,2004,and avoid the version 20h2,1909,2004; Upgrade microsoft windows_server_2019 to a higher version than -