Disable RPC ID Mapping Service (rpcidmapd)
An XCCDF Rule
Description
The rpcidmapd service is used to map user names and groups to UID and GID numbers on NFSv4 mounts. If NFS is not in use on the local system then this service should be disabled. Therpcidmapd
service can be disabled with the following command:
$ sudo systemctl mask --now rpcidmapd.service
- ID
- xccdf_org.ssgproject.content_rule_service_rpcidmapd_disabled
- Severity
- Unknown
- Updated
Remediation Templates
A Puppet Snippet
include disable_rpcidmapd
class disable_rpcidmapd {
service {'rpcidmapd':
enable => false,
ensure => 'stopped',
}
}
script:kickstart
service disable rpcidmapd
OS Build Blueprint
[customizations.services]
masked = ["rpcidmapd"]
A Kubernetes Patch
apiVersion: machineconfiguration.openshift.io/v1
kind: MachineConfig
spec:
config:
ignition:
version: 3.1.0
An Ansible Snippet
- name: Gather the package facts
package_facts:
manager: auto
tags:
- disable_strategy
- low_complexity
A Shell Script
# Remediation is applicable only in certain platforms
if rpm --quiet -q kernel; then
SYSTEMCTL_EXEC='/usr/bin/systemctl'
"$SYSTEMCTL_EXEC" stop 'rpcidmapd.service'
"$SYSTEMCTL_EXEC" disable 'rpcidmapd.service'
"$SYSTEMCTL_EXEC" mask 'rpcidmapd.service'