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Uninstall ypserv Package

An XCCDF Rule

Description

The ypserv package can be removed with the following command:

$ sudo dnf erase ypserv

warning alert: Warning

The package is not available in Red Hat Enterprise Linux 9.

Rationale

The NIS service provides an unencrypted authentication service which does not provide for the confidentiality and integrity of user passwords or the remote session. Removing the ypserv package decreases the risk of the accidental (or intentional) activation of NIS or NIS+ services.

ID
xccdf_org.ssgproject.content_rule_package_ypserv_removed
Severity
High
References
Updated



Remediation - Anaconda Pre-Install Instructions


package --remove=ypserv

Remediation - Ansible

- name: Ensure ypserv is removed
  package:
    name: ypserv
    state: absent
  tags:
  - DISA-STIG-RHEL-09-215030

Remediation - Puppet

include remove_ypserv

class remove_ypserv {
  package { 'ypserv':
    ensure => 'purged',
  }

Remediation - Shell Script


# CAUTION: This remediation script will remove ypserv
#	   from the system, and may remove any packages
#	   that depend on ypserv. Execute this
#	   remediation AFTER testing on a non-production
#	   system!