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All Internet-facing applications must be hosted in a DoD Demilitarized Zone (DMZ) Extension.


Finding ID Version Rule ID IA Controls Severity
V-251365 NET0348 SV-251365r806050_rule Medium
Without the protection of a DMZ, production networks will be prone to outside attacks as they are allowing externally accessible services to be accessed on the internal LAN. This can cause many undesired consequences such as access to the entire network, Denial of Service attacks, or theft of sensitive information.
Network Infrastructure Policy Security Technical Implementation Guide 2023-05-04


Check Text ( C-54800r806048_chk )
Review the network topology diagram and interview the ISSO to verify that all Internet-facing applications are hosted in a DoD DMZ Extension.

If there are any Internet-facing applications hosted in the enclave's DMZ or private network, this is a finding.
Fix Text (F-54753r806049_fix)
Implement and move internet facing applications logically to a DoD DMZ Extension.