MS.Windows.Kernel.CVE-2021-31955.Information.Disclosure
- 特征库ID：
50419
- 漏洞级别：
high
- CVE ID：
CVE-2021-31955
- 建议的动作：
drop
- 受影响的系统：
Windows
- 协议：
攻击漏洞描述
这表明攻击企图利用 Microsoft Windows 内核中的信息泄露漏洞。该漏洞是由于处理恶意制作的文件时易受攻击的应用程序中的错误造成的。攻击者可以利用此漏洞通过特制文件泄露受影响机器的敏感信息。
影响范围
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 1909 for 32-bit Systems
Windows 10 Version 1909 for ARM64-based Systems
Windows 10 Version 1909 for x64-based Systems
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 10 Version 20H2 for 32-bit Systems
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 20H2 for x64-based 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 Server 2019
Windows Server 2019 (Server Core installation)
Windows Server, version 2004 (Server Core installation)
Windows Server, version 20H2 (Server Core Installation)
可能带来的后果
信息泄露：远程攻击者可以从易受攻击的系统中获取敏感信息。
解决办法
应用供应商提供的最新升级或补丁。 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31955
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