Description
The named service is provided by the bind package.
The bind package can be removed with the following command:
Rationale
If there is no need to make DNS server software available,
removing it provides a safeguard against its activation.
Shell script
The following script can be run on the host to remediate the issue.
#!/bin/bash
# CAUTION: This remediation script will remove bind9
# from the system, and may remove any packages
# that depend on bind9. Execute this
# remediation AFTER testing on a non-production
# system!
DEBIAN_FRONTEND=noninteractive apt-get remove -y "bind9"
Ansible playbook
The following playbook can be run with Ansible to remediate the issue.
- name: Ensure bind9 is removed
package:
name: bind9
state: absent
tags:
- NIST-800-53-CM-6(a)
- NIST-800-53-CM-7(a)
- NIST-800-53-CM-7(b)
- disable_strategy
- low_complexity
- low_disruption
- low_severity
- no_reboot_needed
- package_bind_removed
