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-38512	RHEL-06-000117	SV-50313r2_rule		Medium

Description
The "iptables" service provides the system's host-based firewalling capability for IPv4 and ICMP.

STIG	Date
Red Hat Enterprise Linux 6 Security Technical Implementation Guide	2014-06-11

Details

Check Text ( C-46069r2_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-43459r2_fix)
The "iptables" service can be enabled with the following commands: # chkconfig iptables on # service iptables start