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cis_rhel8.yml
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---
policy: 'CIS Benchmark for Red Hat Enterprise Linux 8'
title: 'CIS Benchmark for Red Hat Enterprise Linux 8'
id: cis_rhel8
version: '1.0.1'
source: https://www.cisecurity.org/cis-benchmarks/#red_hat_linux
levels:
- id: l1_server
- id: l2_server
inherits_from:
- l1_server
- id: l1_workstation
- id: l2_workstation
inherits_from:
- l1_workstation
controls:
- id: reload_dconf_db
title: Reload Dconf database
levels:
- l1_server
- l1_workstation
notes: <-
This is a helper rule to reload Dconf datbase correctly.
status: automated
rules:
- dconf_db_up_to_date
- id: 1.1.1.1
title: Ensure mounting of cramfs filesystems is disabled (Automated)
levels:
- l1_workstation
- l1_server
status: automated
rules:
- kernel_module_cramfs_disabled
- id: 1.1.1.2
title: Ensure mounting of vFAT filesystems is limited (Manual)
levels:
- l2_workstation
- l2_server
status: manual
related_rules:
- kernel_module_vfat_disabled
- id: 1.1.1.3
title: Ensure mounting of squashfs filesystems is disabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- kernel_module_squashfs_disabled
- id: 1.1.1.4
title: Ensure mounting of udf filesystems is disabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- kernel_module_udf_disabled
- id: 1.1.2
title: Ensure /tmp is configured (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- partition_for_tmp
- id: 1.1.3
title: Ensure nodev option set on /tmp partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_tmp_nodev
- id: 1.1.4
title: Ensure nosuid option set on /tmp partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_tmp_nosuid
- id: 1.1.5
title: Ensure noexec option set on /tmp partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_tmp_noexec
- id: 1.1.6
title: Ensure separate partition exists for /var (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- partition_for_var
- id: 1.1.7
title: Ensure separate partition exists for /var/tmp (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- partition_for_var_tmp
- id: 1.1.8
title: Ensure nodev option set on /var/tmp partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_var_tmp_nodev
- id: 1.1.9
title: Ensure nosuid option set on /var/tmp partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_var_tmp_nosuid
- id: 1.1.10
title: Ensure noexec option set on /var/tmp partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_var_tmp_noexec
- id: 1.1.11
title: Ensure separate partition exists for /var/log (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- partition_for_var_log
- id: 1.1.12
title: Ensure separate partition exists for /var/log/audit (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- partition_for_var_log_audit
- id: 1.1.13
title: Ensure separate partition exists for /home (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- partition_for_home
- id: 1.1.14
title: Ensure nodev option set on /home partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_home_nodev
- id: 1.1.15
title: Ensure nodev option set on /dev/shm partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_dev_shm_nodev
- id: 1.1.16
title: Ensure nosuid option set on /dev/shm partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_dev_shm_nosuid
- id: 1.1.17
title: Ensure noexec option set on /dev/shm partition (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- mount_option_dev_shm_noexec
- id: 1.1.18
title: Ensure nodev option set on removable media partitions (Manual)
levels:
- l1_server
- l1_workstation
status: manual
related_rules:
- mount_option_nodev_removable_partitions
- id: 1.1.19
title: Ensure nosuid option set on removable media partitions (Manual)
levels:
- l1_server
- l1_workstation
status: manual
related_rules:
- mount_option_nosuid_removable_partitions
- id: 1.1.20
title: Ensure noexec option set on removable media partitions (Manual)
levels:
- l1_server
- l1_workstation
status: manual
related_rules:
- mount_option_noexec_removable_partitions
- id: 1.1.21
title: Ensure sticky bit is set on all world-writable directories (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- dir_perms_world_writable_sticky_bits
- id: 1.1.22
title: Disable Automounting (Automated)
levels:
- l1_server
- l2_workstation
status: automated
rules:
- service_autofs_disabled
- id: 1.1.23
title: Disable USB Storage (Automated)
levels:
- l1_server
- l2_workstation
status: automated
rules:
- kernel_module_usb-storage_disabled
- id: 1.2.1
title: Ensure Red Hat Subscription Manager connection is configured (Manual)
levels:
- l1_server
- l1_workstation
status: manual
- id: 1.2.2
title: Disable the rhnsd Daemon (Manual)
levels:
- l1_server
- l1_workstation
status: manual
related_rules:
- service_rhnsd_disabled
- id: 1.2.3
title: Ensure GPG keys are configured (Manual)
levels:
- l1_server
- l1_workstation
status: manual
related_rules:
- ensure_redhat_gpgkey_installed
- id: 1.2.4
title: Ensure gpgcheck is globally activated (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- ensure_gpgcheck_globally_activated
- id: 1.2.5
title: Ensure package manager repositories are configured (Manual)
levels:
- l1_server
- l1_workstation
status: manual
- id: 1.3.1
title: Ensure sudo is installed (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- package_sudo_installed
- id: 1.3.2
title: Ensure sudo commands use pty (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sudo_add_use_pty
- id: 1.3.3
title: Ensure sudo log file exists (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sudo_custom_logfile
- id: 1.4.1
title: Ensure AIDE is installed (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- package_aide_installed
- id: 1.4.2
title: Ensure filesystem integrity is regularly checked (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- aide_periodic_cron_checking
- id: 1.5.1
title: Ensure permissions on bootloader config are configured (Automated)
levels:
- l1_server
- l1_workstation
status: partial # This rule, as implemented here, does not check for a user.cfg file
rules:
- file_groupowner_efi_grub2_cfg
- file_groupowner_grub2_cfg
- file_owner_efi_grub2_cfg
- file_owner_grub2_cfg
- file_permissions_efi_grub2_cfg
- file_permissions_grub2_cfg
- id: 1.5.2
title: Ensure bootloader password is set (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- grub2_password
- grub2_uefi_password
- id: 1.5.3
title: Ensure authentication required for single user mode (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- require_singleuser_auth
- require_emergency_target_auth
- id: 1.6.1
title: Ensure core dumps are restricted (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- disable_users_coredumps
- sysctl_fs_suid_dumpable
- coredump_disable_backtraces
- coredump_disable_storage
- id: 1.6.2
title: Ensure address space layout randomization (ASLR) is enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_kernel_randomize_va_space
- id: 1.7.1.1
title: Ensure SELinux is installed (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- package_libselinux_installed
- id: 1.7.1.2
title: Ensure SELinux is not disabled in bootloader configuration (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- grub2_enable_selinux
- id: 1.7.1.3
title: Ensure SELinux policy is configured (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- var_selinux_policy_name=targeted
- selinux_policytype
- id: 1.7.1.4
title: Ensure the SELinux state is enforcing (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- var_selinux_state=enforcing
- selinux_state
- id: 1.7.1.5
title: Ensure no unconfined services exist (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- selinux_confinement_of_daemons
- id: 1.7.1.6
title: Ensure SETroubleshoot is not installed (Automated)
levels:
- l2_server
status: automated
rules:
- package_setroubleshoot_removed
- id: 1.7.1.7
title: Ensure the MCS Translation Service (mcstrans) is not installed (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- package_mcstrans_removed
- id: 1.8.1.1
title: Ensure message of the day is configured properly (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- banner_etc_motd
- login_banner_text=cis_banners
- id: 1.8.1.2
title: Ensure local login warning banner is configured properly (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- banner_etc_issue
- login_banner_text=cis_banners
# NEEDS RULE
# https://github.com/ComplianceAsCode/content/issues/5225
- id: 1.8.1.3
title: Ensure remote login warning banner is configured properly (Automated)
levels:
- l1_server
- l1_workstation
automated: no
- id: 1.8.1.4
title: Ensure permissions on /etc/motd are configured (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- file_groupowner_etc_motd
- file_owner_etc_motd
- file_permissions_etc_motd
- id: 1.8.1.5
title: Ensure permissions on /etc/issue are configured (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- file_groupowner_etc_issue
- file_owner_etc_issue
- file_permissions_etc_issue
# NEEDS RULE
# https://github.com/ComplianceAsCode/content/issues/7225
- id: 1.8.1.6
title: Ensure permissions on /etc/issue.net are configured (Automated)
levels:
- l1_server
- l1_workstation
automated: no
- id: 1.8.2
title: Ensure GDM login banner is configured (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- dconf_gnome_banner_enabled
- dconf_gnome_login_banner_text
- login_banner_text=cis_default
- id: 1.9
title: Ensure updates, patches, and additional security software are installed (Manual)
levels:
- l1_server
- l1_workstation
status: manual
related_rules:
- security_patches_up_to_date
- id: 1.10
title: Ensure system-wide crypto policy is not legacy (Automated)
levels:
- l1_server
- l1_workstation
status: automated
notes: The selected crypto-policy cannot be legacy
rules:
- configure_crypto_policy
- var_system_crypto_policy=default_policy
# This rule works in conjunction with the configure_crypto_policy above.
# If a system is remediated to CIS Level 1, just the rule above will apply
# and will enforce the default value for var_system_crypto_policy (DEFAULT).
# If the system is remediated to Level 2 then this rule will be selected,
# and the value applied by the rule above will will be overridden to
# FUTURE through the var_system_crypto_policy variable.
- id: 1.11
title: Ensure system-wide crypto policy is FUTURE or FIPS (Automated)
levels:
- l2_server
- l2_workstation
status: automated
notes: The selected crypto-policy must be fips or future
rules:
- var_system_crypto_policy=future
- id: 2.1.1
title: Ensure xinetd is not installed (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- package_xinetd_removed
- id: 2.2.1.1
title: Ensure time synchronization is in use (Manual)
levels:
- l1_server
- l1_workstation
status: manual
related_rules:
- package_chrony_installed
- id: 2.2.1.2
title: Ensure chrony is configured (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- chronyd_specify_remote_server
- chronyd_run_as_chrony_user
- var_multiple_time_servers=rhel
- id: 2.2.2
title: Ensure X Window System is not installed (Automated)
levels:
- l1_server
status: automated
rules:
- xwindows_remove_packages
- id: 2.2.3
title: Ensure rsync service is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_rsyncd_disabled
- id: 2.2.4
title: Ensure Avahi Server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_avahi-daemon_disabled
- id: 2.2.5
title: Ensure SNMP Server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_snmpd_disabled
- id: 2.2.6
title: Ensure HTTP Proxy Server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_squid_disabled
- id: 2.2.7
title: Ensure Samba is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_smb_disabled
- id: 2.2.8
title: Ensure IMAP and POP3 server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_dovecot_disabled
- id: 2.2.9
title: Ensure HTTP server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_httpd_disabled
- id: 2.2.10
title: Ensure FTP Server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_vsftpd_disabled
- id: 2.2.11
title: Ensure DNS Server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_named_disabled
- id: 2.2.12
title: Ensure NFS is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_nfs_disabled
- id: 2.2.13
title: Ensure RPC is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_rpcbind_disabled
- id: 2.2.14
title: Ensure LDAP server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_slapd_disabled
- id: 2.2.15
title: Ensure DHCP Server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_dhcpd_disabled
- id: 2.2.16
title: Ensure CUPS is not enabled (Automated)
levels:
- l1_server
- l2_workstation
status: automated
rules:
- service_cups_disabled
- id: 2.2.17
title: Ensure NIS Server is not enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_ypserv_disabled
- id: 2.2.18
title: Ensure mail transfer agent is configured for local-only mode (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- postfix_network_listening_disabled
- var_postfix_inet_interfaces=loopback-only
- id: 2.3.1
title: Ensure NIS Client is not installed (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- package_ypbind_removed
- id: 2.3.2
title: Ensure telnet client is not installed (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- package_telnet_removed
- id: 2.3.3
title: Ensure LDAP client is not installed (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- package_openldap-clients_removed
- id: 3.1.1
title: Ensure IP forwarding is disabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_ip_forward
- sysctl_net_ipv6_conf_all_forwarding
- sysctl_net_ipv6_conf_all_forwarding_value=disabled
- id: 3.1.2
title: Ensure packet redirect sending is disabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_conf_all_send_redirects
- sysctl_net_ipv4_conf_default_send_redirects
- id: 3.2.1
title: Ensure source routed packets are not accepted (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_conf_all_accept_source_route
- sysctl_net_ipv4_conf_all_accept_source_route_value=disabled
- sysctl_net_ipv4_conf_default_accept_source_route
- sysctl_net_ipv4_conf_default_accept_source_route_value=disabled
- sysctl_net_ipv6_conf_all_accept_source_route
- sysctl_net_ipv6_conf_all_accept_source_route_value=disabled
- sysctl_net_ipv6_conf_default_accept_source_route
- sysctl_net_ipv6_conf_default_accept_source_route_value=disabled
- id: 3.2.2
title: Ensure ICMP redirects are not accepted (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_conf_all_accept_redirects
- sysctl_net_ipv4_conf_all_accept_redirects_value=disabled
- sysctl_net_ipv4_conf_default_accept_redirects
- sysctl_net_ipv4_conf_default_accept_redirects_value=disabled
- sysctl_net_ipv6_conf_all_accept_redirects
- sysctl_net_ipv6_conf_all_accept_redirects_value=disabled
- sysctl_net_ipv6_conf_default_accept_redirects
- sysctl_net_ipv6_conf_default_accept_redirects_value=disabled
- id: 3.2.3
title: Ensure secure ICMP redirects are not accepted (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_conf_all_secure_redirects
- sysctl_net_ipv4_conf_all_secure_redirects_value=disabled
- sysctl_net_ipv4_conf_default_secure_redirects
- sysctl_net_ipv4_conf_default_secure_redirects_value=disabled
- id: 3.2.4
title: Ensure suspicious packets are logged (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_conf_all_log_martians
- sysctl_net_ipv4_conf_all_log_martians_value=enabled
- sysctl_net_ipv4_conf_default_log_martians
- sysctl_net_ipv4_conf_default_log_martians_value=enabled
- id: 3.2.5
title: Ensure broadcast ICMP requests are ignored (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_icmp_echo_ignore_broadcasts
- sysctl_net_ipv4_icmp_echo_ignore_broadcasts_value=enabled
- id: 3.2.6
title: Ensure bogus ICMP responses are ignored (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_icmp_ignore_bogus_error_responses
- sysctl_net_ipv4_icmp_ignore_bogus_error_responses_value=enabled
- id: 3.2.7
title: Ensure Reverse Path Filtering is enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_conf_all_rp_filter
- sysctl_net_ipv4_conf_all_rp_filter_value=enabled
- sysctl_net_ipv4_conf_default_rp_filter
- sysctl_net_ipv4_conf_default_rp_filter_value=enabled
- id: 3.2.8
title: Ensure TCP SYN Cookies is enabled (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv4_tcp_syncookies
- sysctl_net_ipv4_tcp_syncookies_value=enabled
- id: 3.2.9
title: Ensure IPv6 router advertisements are not accepted (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- sysctl_net_ipv6_conf_all_accept_ra
- sysctl_net_ipv6_conf_all_accept_ra_value=disabled
- sysctl_net_ipv6_conf_default_accept_ra
- sysctl_net_ipv6_conf_default_accept_ra_value=disabled
- id: 3.3.1
title: Ensure DCCP is disabled (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- kernel_module_dccp_disabled
- id: 3.3.2
title: Ensure SCTP is disabled (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- kernel_module_sctp_disabled
- id: 3.3.3
title: Ensure RDS is disabled (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- kernel_module_rds_disabled
- id: 3.3.4
title: Ensure TIPC is disabled (Automated)
levels:
- l2_server
- l2_workstation
status: automated
rules:
- kernel_module_tipc_disabled
# NEEDS RULE
# This rule is currently quite opinionated and expects firewalld
# as the installed firewall package. But, as per the CIS control,
# this rule should also be satisfied by nftables or iptables.
- id: 3.4.1.1
title: Ensure a Firewall package is installed (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- package_firewalld_installed
- id: 3.4.2.1
title: Ensure firewalld service is enabled and running (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- service_firewalld_enabled
# NEEDS RULE
# https://github.com/ComplianceAsCode/content/issues/5238
- id: 3.4.2.2
title: Ensure iptables service is not enabled with firewalld (Automated)
levels:
- l1_server
- l1_workstation
automated: no
# NEEDS RULE
# https://github.com/ComplianceAsCode/content/issues/5239
- id: 3.4.2.3
title: Ensure nftables is not enabled with firewalld (Automated)
levels:
- l1_server
- l1_workstation
automated: no
- id: 3.4.2.4
title: Ensure firewalld default zone is set (Automated)
levels:
- l1_server
- l1_workstation
status: automated
rules:
- set_firewalld_default_zone
- id: 3.4.2.5