Active Directory Federation Services (AD FS) Spoofing Vulnerability
- Published
- Last modified
- Status
- published
- Known exploitation
- Not listed in CISA KEV
- Fix
- Fixed in 10.0.14393.9612, 10.0.17763.9376, 6.2.9200.26434, 6.3.9600.23470, 10.0.20348.5761, and 1 more
- Public exploit
- None on Exploit-DB
- Exploitation: none
- Automatable: yes
- Technical impact: total
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Decision points from CISA's Vulnrichment, assessed (SSVC 2.0.3).
SSVC documentationSummary
Improper verification of cryptographic signature in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.
Affected versions
- Microsoft Windows 10 Version 1607
From 10.0.14393.0 · fixed in 10.0.14393.9612
- Microsoft Windows 10 Version 1809
From 10.0.17763.0 · fixed in 10.0.17763.9376
- Microsoft Windows Server 2012
From 6.2.9200.0 · fixed in 6.2.9200.26434
- Microsoft Windows Server 2012 (Server Core installation)
From 6.2.9200.0 · fixed in 6.2.9200.26434
- Microsoft Windows Server 2012 R2
From 6.3.9600.0 · fixed in 6.3.9600.23470
- Microsoft Windows Server 2012 R2 (Server Core installation)
From 6.3.9600.0 · fixed in 6.3.9600.23470
- Microsoft Windows Server 2016
From 10.0.14393.0 · fixed in 10.0.14393.9612
- Microsoft Windows Server 2016 (Server Core installation)
From 10.0.14393.0 · fixed in 10.0.14393.9612
- Microsoft Windows Server 2019
From 10.0.17763.0 · fixed in 10.0.17763.9376
- Microsoft Windows Server 2019 (Server Core installation)
From 10.0.17763.0 · fixed in 10.0.17763.9376
- Microsoft Windows Server 2022
From 10.0.20348.0 · fixed in 10.0.20348.5761
- Microsoft Windows Server 2025
From 10.0.26100.0 · fixed in 10.0.26100.33650
- Microsoft Windows Server 2025 (Server Core installation)
From 10.0.26100.0 · fixed in 10.0.26100.33650