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CIS Ubuntu Linux 20.04 LTS Server L1 v1.1.0

Warning! Audit Deprecated

This audit file has been deprecated and will be removed in a future update.

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Audit Details

Name: CIS Ubuntu Linux 20.04 LTS Server L1 v1.1.0

Updated: 8/8/2023

Authority: CIS

Plugin: Unix

Revision: 1.27

Estimated Item Count: 313

File Details

Filename: CIS_Ubuntu_20.04_LTS_v1.1.0_Server_L1.audit

Size: 651 kB

MD5: b5a864bceea0f706afb6a938462d26b6
SHA256: fdbd3df02c9f915c188e49d38065a8cac63c5702fa2d211526f86b4c33b7efdb

Audit Changelog

 
Revision 1.27

Aug 8, 2023

Miscellaneous
  • Audit deprecated.
  • Metadata updated.
  • References updated.
Revision 1.26

Jul 24, 2023

Functional Update
  • 4.2.1.1 Ensure rsyslog is installed
  • 4.2.1.5 Ensure rsyslog is configured to send logs to a remote log host
Informational Update
  • 4.2.1.1 Ensure rsyslog is installed
  • 4.2.1.5 Ensure rsyslog is configured to send logs to a remote log host
Miscellaneous
  • References updated.
  • Variables updated.
Added
  • 4.2.1.2 Ensure rsyslog service is enabled
  • 4.2.1.2 Ensure rsyslog service is enabled and running
  • 4.2.1.3 Ensure rsyslog default file permissions are configured
  • 4.2.1.4 Ensure logging is configured
  • 4.2.1.6 Ensure remote rsyslog messages are only accepted on designated log hosts
Removed
  • 4.2.1.2 Ensure rsyslog Service is enabled
  • 4.2.1.3 Ensure logging is configured - '*.*;mail.none;news.none -/var/log/messages'
  • 4.2.1.3 Ensure logging is configured - '*.=warning;*.=err -/var/log/warn'
  • 4.2.1.3 Ensure logging is configured - '*.crit /var/log/warn'
  • 4.2.1.3 Ensure logging is configured - '*.emerg :omusrmsg:*'
  • 4.2.1.3 Ensure logging is configured - 'auth,authpriv.* /var/log/auth.log'
  • 4.2.1.3 Ensure logging is configured - 'local0,local1.* -/var/log/localmessages'
  • 4.2.1.3 Ensure logging is configured - 'local2,local3.* -/var/log/localmessages'
  • 4.2.1.3 Ensure logging is configured - 'local4,local5.* -/var/log/localmessages'
  • 4.2.1.3 Ensure logging is configured - 'local6,local7.* -/var/log/localmessages'
  • 4.2.1.3 Ensure logging is configured - 'mail.* -/var/log/mail'
  • 4.2.1.3 Ensure logging is configured - 'mail.err /var/log/mail.err'
  • 4.2.1.3 Ensure logging is configured - 'mail.info -/var/log/mail.info'
  • 4.2.1.3 Ensure logging is configured - 'mail.warning -/var/log/mail.warn'
  • 4.2.1.3 Ensure logging is configured - 'news.crit -/var/log/news/news.crit'
  • 4.2.1.3 Ensure logging is configured - 'news.err -/var/log/news/news.err'
  • 4.2.1.3 Ensure logging is configured - 'news.notice -/var/log/news/news.notice'
  • 4.2.1.4 Ensure rsyslog default file permissions configured
  • 4.2.1.6 Ensure remote rsyslog messages are only accepted on designated log hosts - InputTCPServerRun
  • 4.2.1.6 Ensure remote rsyslog messages are only accepted on designated log hosts - ModLoad
Revision 1.25

Jul 20, 2023

Functional Update
  • 5.5.1.2 Ensure password expiration is 365 days or less - users
  • 5.5.1.3 Ensure password expiration warning days is 7 or more - users
  • 5.5.1.4 Ensure inactive password lock is 30 days or less - users
  • 6.1.13 Audit SUID executables
  • 6.1.14 Audit SGID executables
  • 6.2.4 Ensure all users' home directories exist
  • 6.2.5 Ensure users own their home directories
  • 6.2.6 Ensure users' home directories permissions are 750 or more restrictive
Revision 1.24

Jul 18, 2023

Functional Update
  • 1.1.6 Ensure /dev/shm is configured
Revision 1.23

Jul 11, 2023

Functional Update
  • 4.2.1.3 Ensure logging is configured - 'mail.* -/var/log/mail'
Revision 1.22

Jul 5, 2023

Functional Update
  • 5.3.16 Ensure SSH Idle Timeout Interval is configured - 'ClientAliveInterval'
Revision 1.21

May 19, 2023

Functional Update
  • 3.5.2.6 Ensure nftables loopback traffic is configured - v6
  • 3.5.3.3.1 Ensure ip6tables loopback traffic is configured - input
  • 3.5.3.3.1 Ensure ip6tables loopback traffic is configured - output
  • 3.5.3.3.2 Ensure ip6tables outbound and established connections are configured
  • 3.5.3.3.3 Ensure ip6tables default deny firewall policy - 'Chain FORWARD'
  • 3.5.3.3.3 Ensure ip6tables default deny firewall policy - 'Chain INPUT'
  • 3.5.3.3.3 Ensure ip6tables default deny firewall policy - 'Chain OUTPUT'
  • 3.5.3.3.4 Ensure ip6tables firewall rules exist for all open ports
Miscellaneous
  • Variables updated.
Revision 1.20

May 16, 2023

Functional Update
  • 5.5.1.2 Ensure password expiration is 365 days or less - users
  • 5.5.1.3 Ensure password expiration warning days is 7 or more - users
  • 5.5.1.4 Ensure inactive password lock is 30 days or less - users
Miscellaneous
  • Variables updated.
Revision 1.19

May 2, 2023

Added
  • 3.5.3.2.1 Ensure iptables loopback traffic is configured
  • 3.5.3.2.1 Ensure iptables loopback traffic is configured - input
  • 3.5.3.2.1 Ensure iptables loopback traffic is configured - output
  • 3.5.3.2.2 Ensure iptables outbound and established connections are configured
  • 3.5.3.2.3 Ensure iptables default deny firewall policy - 'Chain FORWARD'
  • 3.5.3.2.3 Ensure iptables default deny firewall policy - 'Chain INPUT'
  • 3.5.3.2.3 Ensure iptables default deny firewall policy - 'Chain OUTPUT'
  • 3.5.3.3.1 Ensure ip6tables loopback traffic is configured
  • 3.5.3.3.1 Ensure ip6tables loopback traffic is configured - input
  • 3.5.3.3.1 Ensure ip6tables loopback traffic is configured - output
  • 3.5.3.3.2 Ensure ip6tables outbound and established connections are configured
  • 3.5.3.3.3 Ensure ip6tables default deny firewall policy - 'Chain FORWARD'
  • 3.5.3.3.3 Ensure ip6tables default deny firewall policy - 'Chain INPUT'
  • 3.5.3.3.3 Ensure ip6tables default deny firewall policy - 'Chain OUTPUT'
Removed
  • 3.5.3.2.1 Ensure iptables default deny firewall policy - 'Chain FORWARD'
  • 3.5.3.2.1 Ensure iptables default deny firewall policy - 'Chain INPUT'
  • 3.5.3.2.1 Ensure iptables default deny firewall policy - 'Chain OUTPUT'
  • 3.5.3.2.2 Ensure iptables loopback traffic is configured
  • 3.5.3.2.2 Ensure iptables loopback traffic is configured - input
  • 3.5.3.2.2 Ensure iptables loopback traffic is configured - output
  • 3.5.3.2.3 Ensure iptables outbound and established connections are configured
  • 3.5.3.3.1 Ensure ip6tables default deny firewall policy - 'Chain FORWARD'
  • 3.5.3.3.1 Ensure ip6tables default deny firewall policy - 'Chain INPUT'
  • 3.5.3.3.1 Ensure ip6tables default deny firewall policy - 'Chain OUTPUT'
  • 3.5.3.3.2 Ensure ip6tables loopback traffic is configured
  • 3.5.3.3.2 Ensure ip6tables loopback traffic is configured - input
  • 3.5.3.3.2 Ensure ip6tables loopback traffic is configured - output
  • 3.5.3.3.3 Ensure ip6tables outbound and established connections are configured
Revision 1.18

Apr 26, 2023

Functional Update
  • 1.1.1.2 Ensure mounting of freevxfs filesystems is disabled - modprobe
  • 1.1.1.3 Ensure mounting of jffs2 filesystems is disabled - modprobe
  • 1.1.1.4 Ensure mounting of hfs filesystems is disabled - modprobe
  • 1.1.1.5 Ensure mounting of hfsplus filesystems is disabled - modprobe
  • 1.1.1.7 Ensure mounting of udf filesystems is disabled - modprobe
  • 1.7.1 Ensure message of the day is configured properly - banner
  • 5.7 Ensure access to the su command is restricted
Informational Update
  • 1.7.1 Ensure message of the day is configured properly - banner