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Verify nftables Service is Enabled

An XCCDF Rule

Description

The nftables service allows for the loading of nftables rulesets during boot, or starting on the nftables service The nftables service can be enabled with the following command:

$ sudo systemctl enable nftables.service

Rationale

The nftables service restores the nftables rules from the rules files referenced in the /etc/sysconfig/nftables.conf file during boot or the starting of the nftables service

ID
xccdf_org.ssgproject.content_rule_service_nftables_enabled
Severity
Medium
References
Updated



Remediation - Puppet

include enable_nftables

class enable_nftables {
  service {'nftables':
    enable => true,
    ensure => 'running',

Remediation - Shell Script

# Remediation is applicable only in certain platforms
if ( [ ! -f /.dockerenv ] && [ ! -f /run/.containerenv ] && dpkg-query --show --showformat='${db:Status-Status}\n' 'nftables' 2>/dev/null | grep -q installed ); then

SYSTEMCTL_EXEC='/usr/bin/systemctl'
"$SYSTEMCTL_EXEC" unmask 'nftables.service'
"$SYSTEMCTL_EXEC" start 'nftables.service'

Remediation - OS Build Blueprint


[customizations.services]
enabled = ["nftables"]

Remediation - Ansible

- name: Gather the package facts
  package_facts:
    manager: auto
  tags:
  - enable_strategy
  - low_complexity