description: A security feature bypass vulnerability exists in Active Directory Federation Services (ADFS) which could allow an attacker to bypass the extranet lockout policy.To exploit this vulnerability, an attacker could run a specially crafted application, which would allow an attacker to launch a password brute-force attack or cause account lockouts in Active Directory.This security update corrects how ADFS handles external authentication requests., aka 'ADFS Security Feature Bypass Vulnerability'. This CVE ID is unique from CVE-2019-0975.
problem types: Security Feature Bypass
affected:
{
product: Windows Server
vendor: Microsoft
versions:
status: affected, version: 2012 R2
status: affected, version: 2012 R2 (Core installation)
status: affected, version: 2016
status: affected, version: 2016  (Core installation)
status: affected, version: version 1803  (Core Installation)
status: affected, version: 2019
status: affected, version: 2019  (Core installation)
}
{
product: Windows Server, version 1903 (Server Core installation)
vendor: Microsoft
versions:
status: affected, version: unspecified
}
