Microsoft Active Directory Federation Services Security Feature Bypass Vulnerability

Summary

A security feature bypass vulnerability exists when Active Directory Federation Services (ADFS) improperly updates its list of banned IP addresses.

Credit:

The information has been provided by Vendor

The original article can be found at:

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0975


Details

To exploit this vulnerability, an attacker would have to convince a victim ADFS administrator to update the list of banned IP addresses.

Vulnerable Systems:

Microsoft Windows Server 2019
Microsoft Windows Server 2016
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012 0
Microsoft Windows Server 2008 R2 for x64-based Systems SP1
Microsoft Windows Server 2008 R2 for Itanium-based Systems SP1
Microsoft Windows Server 2008 for x64-based Systems SP2
Microsoft Windows Server 2008 for Itanium-based Systems SP2
Microsoft Windows Server 2008 for 32-bit Systems SP2
Microsoft Windows Server 1903
Microsoft Windows Server 1803
Microsoft Windows RT 8.1
Microsoft Windows 8.1 for x64-based Systems
Microsoft Windows 8.1 for 32-bit Systems
Microsoft Windows 7 for x64-based Systems SP1
Microsoft Windows 7 for 32-bit Systems SP1
Microsoft Windows 10 Version 1903 for x64-based Systems
Microsoft Windows 10 Version 1903 for ARM64-based Systems
Microsoft Windows 10 Version 1903 for 32-bit Systems
Microsoft Windows 10 Version 1809 for x64-based Systems
Microsoft Windows 10 Version 1809 for ARM64-based Systems
Microsoft Windows 10 Version 1809 for 32-bit Systems
Microsoft Windows 10 Version 1803 for x64-based Systems
Microsoft Windows 10 Version 1803 for ARM64-based Systems
Microsoft Windows 10 Version 1803 for 32-bit Systems
Microsoft Windows 10 version 1709 for x64-based Systems
Microsoft Windows 10 Version 1709 for ARM64-based Systems
Microsoft Windows 10 version 1709 for 32-bit Systems
Microsoft Windows 10 version 1703 for x64-based Systems
Microsoft Windows 10 version 1703 for 32-bit Systems
Microsoft Windows 10 Version 1607 for x64-based Systems
Microsoft Windows 10 Version 1607 for 32-bit Systems
Microsoft Windows 10 for x64-based Systems
Microsoft Windows 10 for 32-bit Systems
CVE Information:

CVE-2019-0975

Disclosure Timeline:
Published Date:07/16/2019