Files
Ansible-Bootstrap/roles/cis/tasks/modules.yml

45 lines
1.4 KiB
YAML

---
- name: Disable Kernel Modules
vars:
cis_modules_base:
- freevxfs
- jffs2
- hfs
- hfsplus
- cramfs
- udf
- usb-storage
- dccp
- sctp
- rds
- tipc
cis_modules_squashfs: "{{ [] if os in ['ubuntu', 'ubuntu-lts'] else ['squashfs'] }}"
cis_modules_all: "{{ cis_modules_base + cis_modules_squashfs }}"
ansible.builtin.copy:
dest: /mnt/etc/modprobe.d/cis.conf
mode: "0644"
content: |
# CIS LVL 3 Restrictions
{% for mod in cis_modules_all %}
install {{ mod }}{{ ' ' * (16 - mod | length) }}/bin/false
{% endfor %}
- name: Remove old USB rules file
ansible.builtin.file:
path: /mnt/etc/udev/rules.d/10-cis_usb_devices.sh
state: absent
- name: Create USB rules
ansible.builtin.copy:
dest: /mnt/etc/udev/rules.d/10-cis_usb_devices.rules
mode: "0644"
content: |
# By default, disable all.
ACTION=="add", SUBSYSTEMS=="usb", TEST=="authorized_default", ATTR{authorized_default}="0"
# Enable hub devices.
ACTION=="add", ATTR{bDeviceClass}=="09", TEST=="authorized", ATTR{authorized}="1"
# Enable keyboard devices.
ACTION=="add", ATTR{product}=="*[Kk]eyboard*", TEST=="authorized", ATTR{authorized}="1"
# PS2-USB converter.
ACTION=="add", ATTR{product}=="*Thinnet TM*", TEST=="authorized", ATTR{authorized}="1"