Skip to content
OpenAdvisories

Description

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Affected products

VendorProductAffectedFixed
Microsoft Windows 10 Version 1809 10.0.17763.0 – < 10.0.17763.4252, 10.0.0 – < 10.0.17763.4252 10.0.17763.4252
Microsoft Windows Server 2019 10.0.17763.0 – < 10.0.17763.4252 10.0.17763.4252
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – < 10.0.17763.4252 10.0.17763.4252
Microsoft Windows Server 2022 10.0.20348.0 – < 10.0.20348.1668 10.0.20348.1668
Microsoft Windows 10 Version 20H2 10.0.0 – < 10.0.19042.2846 10.0.19042.2846
Microsoft Windows 11 version 21H2 10.0.0 – < 10.0.22000.1817 10.0.22000.1817
Microsoft Windows 10 Version 21H2 10.0.19043.0 – < 10.0.19044.2846 10.0.19044.2846
Microsoft Windows 11 version 22H2 10.0.22621.0 – < 10.0.22621.1555 10.0.22621.1555
Microsoft Windows 10 Version 22H2 10.0.19045.0 – < 10.0.19045.2846 10.0.19045.2846
Microsoft Windows 10 Version 1507 10.0.10240.0 – < 10.0.10240.19869 10.0.10240.19869
Microsoft Windows 10 Version 1607 10.0.14393.0 – < 10.0.14393.5850 10.0.14393.5850
Microsoft Windows Server 2016 10.0.14393.0 – < 10.0.14393.5850 10.0.14393.5850
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – < 10.0.14393.5850 10.0.14393.5850
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – < 6.0.6003.22015 6.0.6003.22015
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 – < 6.0.6003.22015 6.0.6003.22015
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – < 6.0.6003.22015 6.0.6003.22015
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 – < 6.1.7601.26466 6.1.7601.26466
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 – < 6.1.7601.26466 6.1.7601.26466
Microsoft Windows Server 2012 6.2.9200.0 – < 6.2.9200.24216 6.2.9200.24216
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – < 6.2.9200.24216 6.2.9200.24216
Microsoft Windows Server 2012 R2 6.3.9600.0 – < 6.3.9600.20919 6.3.9600.20919
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – < 6.3.9600.20919 6.3.9600.20919

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 2

References