Intrusion Prevention

MS.Windows.Server.Netlogon.Elevation.of.Privilege

Description

This indicates an attack attempt to exploit an Elevation of Priviledge on Windows Server Netlogon Service.
The vulnerablitiy is due to flaws in a cryptographic authentication protocol that proves the authenticity and identity of a domain-joined computer to a Windows Server Domain Controller. Successful exploitation can lead to an attacker gaining domain admin privileges on the vulnerable server.

Affected Products

Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2012
Windows Server 2012 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows Server 2016
Windows Server 2016 (Server Core installation)
Windows Server 2019
Windows Server 2019 (Server Core installation)
Windows Server, version 1903 (Server Core installation)
Windows Server, version 1909 (Server Core installation)
Windows Server, version 2004 (Server Core installation)

Impact

Privilege Escalation: Remote attackers can leverage their privileges on vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1472

CVE References

CVE-2020-1472