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OpenAdvisories

Description

Windows Kerberos Security Feature Bypass Vulnerability

Affected products

VendorProductAffectedFixed
Microsoft Windows 10 Version 1809 10.0.17763.0 – < 10.0.17763.5329, 10.0.0 – < 10.0.17763.5329 10.0.17763.5329
Microsoft Windows Server 2019 10.0.17763.0 – < 10.0.17763.5329 10.0.17763.5329
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – < 10.0.17763.5329 10.0.17763.5329
Microsoft Windows Server 2022 10.0.20348.0 – < 10.0.20348.2227 10.0.20348.2227
Microsoft Windows 11 version 21H2 10.0.0 – < 10.0.22000.2713 10.0.22000.2713
Microsoft Windows 10 Version 21H2 10.0.19043.0 – < 10.0.19044.3930 10.0.19044.3930
Microsoft Windows 11 version 22H2 10.0.22621.0 – < 10.0.22621.3007 10.0.22621.3007
Microsoft Windows 10 Version 22H2 10.0.19045.0 – < 10.0.19045.3930 10.0.19045.3930
Microsoft Windows 11 version 22H3 10.0.22631.0 – < 10.0.22631.3007 10.0.22631.3007
Microsoft Windows 11 Version 23H2 10.0.22631.0 – < 10.0.22631.3007 10.0.22631.3007
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – < 10.0.25398.643 10.0.25398.643
Microsoft Windows 10 Version 1507 10.0.10240.0 – < 10.0.10240.20402 10.0.10240.20402
Microsoft Windows 10 Version 1607 10.0.14393.0 – < 10.0.14393.6614 10.0.14393.6614
Microsoft Windows Server 2016 10.0.14393.0 – < 10.0.14393.6614 10.0.14393.6614
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – < 10.0.14393.6614 10.0.14393.6614
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – < 6.0.6003.22464 6.0.6003.22464
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 – < 6.0.6003.22464 6.0.6003.22464
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – < 6.0.6003.22464 6.0.6003.22464
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 – < 6.1.7601.26910 6.1.7601.26910
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 – < 6.1.7601.26910 6.1.7601.26910
Microsoft Windows Server 2012 6.2.9200.0 – < 6.2.9200.24664 6.2.9200.24664
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – < 6.2.9200.24664 6.2.9200.24664
Microsoft Windows Server 2012 R2 6.3.9600.0 – < 6.3.9600.21765 6.3.9600.21765
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – < 6.3.9600.21765 6.3.9600.21765

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