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CVE-2021-38638— Microsoft Windows Ancillary Function Driver for WinSock 权限许可和访问控制问题漏洞

一分钟漏洞结论

影响对象
Microsoft Windows 10 Version 1507
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。

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 2008 for x64-based Systems Service Pack 2 (Server Core installat

CVSS 7.8 · High EPSS 0.52% · P42

影响版本矩阵 26

厂商产品 版本范围状态
Microsoft Windows 10 Version 1507 10.0.10240.0< 10.0.10240.19060 affected
Microsoft Windows 10 Version 1607 10.0.14393.0< 10.0.14393.4651 affected
Microsoft Windows 10 Version 1809 10.0.17763.0< 10.0.17763.2183 affected
10.0.0< 10.0.17763.2183 affected
Microsoft Windows 10 Version 1909 10.0.0< 10.0.18363.1801 affected
Microsoft Windows 10 Version 2004 10.0.0< 10.0.19041.1237 affected
Microsoft Windows 10 Version 20H2 10.0.0< 10.0.19042.1237 affected
Microsoft Windows 10 Version 21H1 10.0.0< 10.0.19043.1237 affected
Microsoft Windows 7 6.1.0< 6.1.7601.25712 affected
Microsoft Windows 7 Service Pack 1 6.1.0< 6.1.7601.25712 affected
Microsoft Windows 8.1 6.3.0< 6.3.9600.20120 affected
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0< 6.1.7601.25712 affected
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0< 6.1.7601.25712 affected
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0< 6.0.6003.21218 affected
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0< 6.0.6003.21218 affected
Microsoft Windows Server 2012 6.2.9200.0< 6.2.9200.23462 affected
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0< 6.2.9200.23462 affected
Microsoft Windows Server 2012 R2 6.3.9600.0< 6.3.9600.20120 affected
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0< 6.3.9600.20120 affected
Microsoft Windows Server 2016 10.0.14393.0< 10.0.14393.4651 affected
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0< 10.0.14393.4651 affected
Microsoft Windows Server 2019 10.0.17763.0< 10.0.17763.2183 affected
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0< 10.0.17763.2183 affected
Microsoft Windows Server 2022 10.0.20348.0< 10.0.20348.230 affected
Microsoft Windows Server version 2004 10.0.0< 10.0.19041.1237 affected
Microsoft Windows Server version 20H2 10.0.0< 10.0.19042.1237 affected
获取后续新漏洞提醒 登录后订阅

一、 漏洞 CVE-2021-38638 基础信息

漏洞信息
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Vulnerability Title
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
来源: CVE Program / CVE List V5
Vulnerability Description
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
来源: CVE Program / CVE List V5
Vulnerability Type
N/A
来源: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Ancillary Function Driver for WinSock 权限许可和访问控制问题漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
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 2008 for x64-based Systems Service Pack 2 (Server Core installat
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

受影响产品

厂商 产品 影响版本 CPE 订阅
Microsoft Windows 10 Version 1507 10.0.10240.0 ~ 10.0.10240.19060 -
Microsoft Windows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.4651 -
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.2183 -
Microsoft Windows 10 Version 1809 10.0.0 ~ 10.0.17763.2183 -
Microsoft Windows 10 Version 1909 10.0.0 ~ 10.0.18363.1801 -
Microsoft Windows 10 Version 2004 10.0.0 ~ 10.0.19041.1237 -
Microsoft Windows 10 Version 20H2 10.0.0 ~ 10.0.19042.1237 -
Microsoft Windows 10 Version 21H1 10.0.0 ~ 10.0.19043.1237 -
Microsoft Windows 7 6.1.0 ~ 6.1.7601.25712 -
Microsoft Windows 7 Service Pack 1 6.1.0 ~ 6.1.7601.25712 -
Microsoft Windows 8.1 6.3.0 ~ 6.3.9600.20120 -
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 ~ 6.1.7601.25712 -
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 ~ 6.1.7601.25712 -
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 ~ 6.0.6003.21218 -
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 ~ 6.0.6003.21218 -
Microsoft Windows Server 2012 6.2.9200.0 ~ 6.2.9200.23462 -
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 ~ 6.2.9200.23462 -
Microsoft Windows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.20120 -
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 ~ 6.3.9600.20120 -
Microsoft Windows Server 2016 10.0.14393.0 ~ 10.0.14393.4651 -
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.4651 -
Microsoft Windows Server 2019 10.0.17763.0 ~ 10.0.17763.2183 -
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.2183 -
Microsoft Windows Server 2022 10.0.20348.0 ~ 10.0.20348.230 -
Microsoft Windows Server version 2004 10.0.0 ~ 10.0.19041.1237 -
Microsoft Windows Server version 20H2 10.0.0 ~ 10.0.19042.1237 -

二、漏洞 CVE-2021-38638 的公开POC

# POC 描述 源链接 神龙链接
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三、漏洞 CVE-2021-38638 的情报信息

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CVE-2021-38638 厂商安全公告 (1)

同批安全公告 · Microsoft · 2021-09-15 · 共 61 条

CVE-2021-38647 9.8 CRITICAL Microsoft Azure 授权问题漏洞
CVE-2021-36954 8.8 HIGH Microsoft Windows 权限许可和访问控制问题漏洞
CVE-2021-40444 8.8 HIGH Microsoft MSHTML.DLL 路径遍历漏洞
CVE-2021-36965 8.8 HIGH 多款Microsoft产品代码注入漏洞
CVE-2021-26435 8.1 HIGH Microsoft Scripting Engine缓冲区错误漏洞
CVE-2021-36967 8.0 HIGH Microsoft Windows 10权限许可和访问控制问题漏洞
CVE-2021-38654 7.8 HIGH Microsoft Office 输入验证错误漏洞
CVE-2021-38625 7.8 HIGH Microsoft Windows Kernel权限许可和访问控制问题漏洞
CVE-2021-38653 7.8 HIGH Microsoft Office 缓冲区错误漏洞
CVE-2021-38645 7.8 HIGH microsoft Azure Open Management Infrastructure 权限许可和访问控制问题漏洞
CVE-2021-38646 7.8 HIGH Microsoft Office 缓冲区错误漏洞
CVE-2021-38648 7.8 HIGH Microsoft Azure 授权问题漏洞
CVE-2021-38644 7.8 HIGH MPEG-2 Video Extension 代码注入漏洞
CVE-2021-38633 7.8 HIGH Microsoft Windows Common Log File System Driver权限许可和访问控制问题漏洞
CVE-2021-38655 7.8 HIGH Microsoft Office 资源管理错误漏洞
CVE-2021-38630 7.8 HIGH Microsoft Windows Event Tracing权限许可和访问控制问题漏洞
CVE-2021-38656 7.8 HIGH Microsoft Office 资源管理错误漏洞
CVE-2021-38628 7.8 HIGH Microsoft Windows Ancillary Function Driver for WinSock 权限许可和访问控制问题漏洞
CVE-2021-38626 7.8 HIGH Microsoft Windows Kernel 权限许可和访问控制问题漏洞
CVE-2021-36975 7.8 HIGH Microsoft Win32k 权限许可和访问控制问题漏洞

显示前 20 条，共 61 条。 查看全部 &rarr; →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1507
Same vendor: Microsoft

V. Comments for CVE-2021-38638

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