Privileged AD User Accounts Synchronized to Microsoft Entra ID

high

Description

Synchronizing privileged Active Directory accounts to Microsoft Entra ID poses a risk, enabling attackers to pivot from a compromised Entra ID tenant to on-premises Active Directory, facilitating their migration from the cloud.

Solution

Configure filtering in Entra Connect / Cloud Sync to exclude privileged Active Directory accounts from synchronization.

See Also

Azure Identity Management and access control security best practices

Démos d'attaques par rebond en environnement hybride Active Directory-Azure AD (French)

Indicator Details

Name: Privileged AD User Accounts Synchronized to Microsoft Entra ID

Codename: C-AAD-PRIV-SYNC

Severity: High

MITRE ATT&CK Information: