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The router must be configured so inactive router interfaces are disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-55731 | SRG-NET-000019-RTR-000007 | SV-69985r1_rule | Medium |
| Description |
|---|
| An inactive interface is rarely monitored or controlled and may expose a network to an undetected attack on that interface. Unauthorized personnel with access to the communication facility could gain access to a router by connecting to a configured interface that is not in use. |
| STIG | Date |
|---|---|
| Router Security Requirements Guide | 2014-11-18 |
Details
| Check Text ( C-56297r1_chk ) |
|---|
| Verify inactive interfaces on the router are disabled. If there are any inactive interfaces enabled on the router, this is a finding. |
| Fix Text (F-60601r1_fix) |
|---|
| Remove subinterfaces and disable any inactive ports on the router. |