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a13labs.infra/ansible/roles/cis_hardening/tasks/cron.yml
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2024-09-24 15:19:51 +02:00
---
- name: Remove cron.deny and at.deny
become: true
ansible.builtin.file:
path: "{{ item }}"
state: absent
with_items:
- /etc/at.deny
- /etc/cron.deny
tags:
- at
- cron
- name: Clean cron and at
become: true
ansible.builtin.lineinfile:
path: "{{ item }}"
regexp: "^(?!root).*$"
state: absent
with_items:
- /etc/at.allow
- /etc/cron.allow
tags:
- at
- cron
- CIS-UBUNTU2004-5.1.8
- CIS-UBUNTU2004-5.1.9
- name: Allow root cron and at
become: true
ansible.builtin.lineinfile:
path: "{{ item }}"
line: "root"
mode: "0600"
state: present
create: true
with_items:
- /etc/at.allow
- /etc/cron.allow
tags:
- at
- cron
- name: Mask atd
become: true
ansible.builtin.systemd:
name: atd
masked: true
enabled: false
state: stopped
register: mask_atd
failed_when: mask_atd is not success and not "Could not find the requested service" in mask_atd.msg
tags:
- at
- systemd
- name: Set cron permissions
become: true
ansible.builtin.file:
path: "{{ item }}"
mode: "0700"
owner: root
group: root
with_items:
- /etc/cron.d
- /etc/cron.daily
- /etc/cron.hourly
- /etc/cron.weekly
- /etc/cron.monthly
tags:
- cron
- CIS-UBUNTU2004-5.1.3
- CIS-UBUNTU2004-5.1.4
- CIS-UBUNTU2004-5.1.5
- CIS-UBUNTU2004-5.1.6
- CIS-UBUNTU2004-5.1.7
- name: Set crontab permissions
become: true
ansible.builtin.file:
path: /etc/crontab
mode: "0600"
owner: root
group: root
tags:
- cron
- crontab
- CIS-UBUNTU2004-5.1.2