description: A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka "AD FS Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers.
problem types: Security Feature Bypass
affected:
{
product: Windows Server 2016
vendor: Microsoft
versions:
status: affected, version: (Server Core installation)
}
{
product: Windows Server 2012 R2
vendor: Microsoft
versions:
status: affected, version: (Server Core installation)
}
{
product: Windows 10 Servers
vendor: Microsoft
versions:
status: affected, version: version 1709  (Server Core Installation)
status: affected, version: version 1803  (Server Core Installation)
}
