Windows exFAT 文件系统信息泄露漏洞

CVE编号

CVE-2021-38663

利用情况

暂无

补丁情况

N/A

披露时间

2021-10-12

漏洞描述

Microsoft Windows exFAT File System是美国微软（Microsoft）公司的提供一个文件系统的功能。 Microsoft Windows exFAT File System存在信息泄露漏洞。 受影响系统： 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 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 10 Version 20H2 for ARM64-based Systems Windows Server version 20H2 (Server Core Installation) Windows 11 for x64-based Systems Windows 11 for ARM64-based Systems 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 2016Windows Server 2016 (Server Core installation) 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 8.1Windows Server 2008 for 32-bit Systems Service Pack 2 Windows Server 2008 for 32-bit 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 (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 2012Windows Server 2012 (Server Core installation) Windows Server 2012 R2Windows 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://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38663

参考链接
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38663
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38663
https://vigilance.fr/vulnerability/Windows-vulnerabilities-of-October-2021-36648
https://www.cybersecurity-help.cz/vdb/SB2021101248

CVSS3评分 5.5

• 攻击路径 本地
• 攻击复杂度 低
• 权限要求 低
• 影响范围 未更改
• 用户交互 无
• 可用性 无
• 保密性 高
• 完整性 无

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CWE-ID	漏洞类型
NVD-CWE-noinfo

Exp相关链接

- avd.aliyun.com