正文

WinSock 的 Windows 辅助功能驱动程序特权提升漏洞

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CVE编号

CVE-2021-38628

利用情况

暂无

补丁情况

N/A

披露时间

2021-09-14
漏洞描述
Microsoft microsoft Windows Ancillary Function Driver for WinSock是美国微软（Microsoft）公司的Winsock 的辅助功能驱动程序。 microsoft Windows Ancillary Function Driver for WinSock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 10 Version 20H2 for ARM64-based Systems,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 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 Server, version 20H2 (Server Core Installation),Windows 10 for 32-bit Systems,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 2008 for 32-bit Systems Service Pack 2 (Server Core installation),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 2016 (Server Core installation),Windows 7 for 32-bit Systems Service Pack 1,Windows 7 for x64-based Systems Service Pack 1,Windows RT 8.1,Windows Server 2008 for 32-bit Systems Service Pack 2,Windows Server 2012 R2,Windows Server 2012 R2 (Server Core installation),Windows 10 for x64-based Systems,Windows 10 Version 1607 for 32-bit Systems,Windows 10 Version 1607 for x64-based Systems,Windows 8.1 for x64-based systems,Windows Server 2016,Windows 8.1 for 32-bit systems
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-2021-38628
参考链接
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38628
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38628
https://vigilance.fr/vulnerability/Microsoft-Windows-vulnerabilities-of-Septe...
https://www.cybersecurity-help.cz/vdb/SB2021091417
CVSS3评分 7.8
  • 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 高
  • 保密性 高
  • 完整性 高
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CWE-ID 漏洞类型 CWE-269 特权管理不恰当