1.1.1.1 Ensure mounting of cramfs filesystems is disabled - lsmod

800-53|CM-6

CSCv6|13

CSCv7|5.1

1.1.1.1 Ensure mounting of cramfs filesystems is disabled - modprobe

1.1.1.2 Ensure mounting of freevxfs filesystems is disabled - lsmod

1.1.1.2 Ensure mounting of freevxfs filesystems is disabled - modprobe

1.1.1.3 Ensure mounting of jffs2 filesystems is disabled - lsmod

1.1.1.3 Ensure mounting of jffs2 filesystems is disabled - modprobe

1.1.1.4 Ensure mounting of hfs filesystems is disabled - lsmod

1.1.1.4 Ensure mounting of hfs filesystems is disabled - modprobe

1.1.1.5 Ensure mounting of hfsplus filesystems is disabled - lsmod

1.1.1.5 Ensure mounting of hfsplus filesystems is disabled - modprobe

1.1.1.6 Ensure mounting of squashfs filesystems is disabled - lsmod

1.1.1.6 Ensure mounting of squashfs filesystems is disabled - modprobe

1.1.1.7 Ensure mounting of udf filesystems is disabled - lsmod

1.1.1.7 Ensure mounting of udf filesystems is disabled - modprobe

1.1.3 Ensure nodev option set on /tmp partition

1.1.4 Ensure nosuid option set on /tmp partition

1.1.5 Ensure noexec option set on /tmp partition

800-53|CM-11

CSCv7|2.6

1.1.8 Ensure nodev option set on /var/tmp partition

1.1.9 Ensure nosuid option set on /var/tmp partition

1.1.10 Ensure noexec option set on /var/tmp partition

1.1.14 Ensure nodev option set on /home partition

1.1.15 Ensure nodev option set on /dev/shm partition

1.1.16 Ensure nosuid option set on /dev/shm partition

1.1.17 Ensure noexec option set on /dev/shm partition

1.1.18 Ensure nodev option set on removable media partitions

1.1.19 Ensure nosuid option set on removable media partitions

1.1.20 Ensure noexec option set on removable media partitions

CSCv6|8

1.1.21 Ensure sticky bit is set on all world-writable directories

800-53|SI-3

CSCv6|8.3

CSCv7|8.4

CSCv7|8.5

1.2.1 Ensure package manager repositories are configured

800-53|SI-2c.

CSCv6|4.5

CSCv7|3.4

CSCv7|3.5

800-53|AC-2(9)

CSCv7|4.3

800-53|AU-12

CSCv7|6.3

800-53|AU-3

CSCv6|3.5

CSCv7|14.9

1.4.2 Ensure filesystem integrity is regularly checked

1.5.1 Ensure permissions on bootloader config are configured

CSCv6|5.1

1.5.2 Ensure bootloader password is set - 'passwd_pbkdf2'

1.5.2 Ensure bootloader password is set - 'set superusers'

1.5.3 Ensure authentication required for single user mode

1.5.4 Ensure interactive boot is not enabled

800-53|SC-39

800-53|SI-16

CSCv6|8.4

CSCv7|8.3

1.6.2 Ensure address space layout randomization (ASLR) is enabled - config

1.6.2 Ensure address space layout randomization (ASLR) is enabled - sysctl

1.6.4 Ensure core dumps are restricted - limits config

1.6.4 Ensure core dumps are restricted - processsizemax

1.6.4 Ensure core dumps are restricted - storage

1.6.4 Ensure core dumps are restricted - sysctl

1.6.4 Ensure core dumps are restricted - sysctl config

800-53|AC-3

CSCv7|14.6

1.7.1.2 Ensure AppArmor is enabled in the bootloader configuration - apparmor

CSCv6|14.4

1.7.1.2 Ensure AppArmor is enabled in the bootloader configuration - security

1.7.1.3 Ensure all AppArmor Profiles are in enforce or complain mode - loaded

1.7.1.3 Ensure all AppArmor Profiles are in enforce or complain mode - unconfined

1.8.1.1 Ensure message of the day is configured properly

1.8.1.2 Ensure local login warning banner is configured properly

1.8.1.3 Ensure remote login warning banner is configured properly

1.8.1.4 Ensure permissions on /etc/motd are configured

1.8.1.5 Ensure permissions on /etc/issue are configured

1.8.1.6 Ensure permissions on /etc/issue.net are configured

1.8.2 Ensure GDM login banner is configured - banner-message-enable

1.8.2 Ensure GDM login banner is configured - banner-message-text

1.9 Ensure updates, patches, and additional security software are installed

800-53|SI-4

CSCv6|9.1

CSCv7|9.2

2.1.2 Ensure openbsd-inetd is not installed

2.2.1.1 Ensure time synchronization is in use

800-53|AU-8

CSCv6|6.1

CSCv7|6.1

2.2.1.2 Ensure systemd-timesyncd is configured - FallbackNTP

2.2.1.2 Ensure systemd-timesyncd is configured - NTP

2.2.1.2 Ensure systemd-timesyncd is configured - RootDistanceMaxSec

2.2.1.3 Ensure chrony is configured - server

2.2.1.3 Ensure chrony is configured - uid

2.2.1.4 Ensure ntp is configured - restrict -4

2.2.1.4 Ensure ntp is configured - restrict -6

2.2.1.4 Ensure ntp is configured - server

2.2.2 Ensure X Window System is not installed

2.2.5 Ensure DHCP Server is not enabled - isc-dhcp-server

2.2.5 Ensure DHCP Server is not enabled - isc-dhcp-server6

2.2.7 Ensure NFS and RPC are not enabled - nfs-server

2.2.7 Ensure NFS and RPC are not enabled - rpcbind

2.2.11 Ensure email services are not enabled

2.2.13 Ensure HTTP Proxy Server is not enabled

2.2.15 Ensure mail transfer agent is configured for local-only mode

2.2.16 Ensure rsync service is not enabled

CSCv6|2

800-53|IA-2(1)

CSCv6|3.4

CSCv7|4.5

2.3.3 Ensure talk client is not installed

Revision 1.8

Dec 7, 2022

Functional Update