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The operating system must prevent public IPv4 access into an organizations internal networks, except as appropriately mediated by managed interfaces employing boundary protection devices.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-219553 | OL6-00-000117 | SV-219553r793810_rule | Medium |
| Description |
|---|
| The "iptables" service provides the system's host-based firewalling capability for IPv4 and ICMP. |
| STIG | Date |
|---|---|
| Oracle Linux 6 Security Technical Implementation Guide | 2021-12-03 |
Details
| Check Text ( C-21278r358199_chk ) |
|---|
| If the system is a cross-domain system, this is not applicable. Run the following command to determine the current status of the "iptables" service: # service iptables status If the service is not running, it should return the following: iptables: Firewall is not running. If the service is not running, this is a finding. |
| Fix Text (F-21277r358200_fix) |
|---|
| The "iptables" service can be enabled with the following commands: # chkconfig iptables on # service iptables start |