87 lines
3.7 KiB
Django/Jinja
87 lines
3.7 KiB
Django/Jinja
# CIS-Compliant Audit Rules for Ubuntu 24.04
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# Generated by Ansible - Do not edit manually
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# Remove any existing rules
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-D
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# Buffer Size
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-b 8192
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# Failure Mode (0=silent 1=printk 2=panic)
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-f 1
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# CIS 4.1.6 - Audit time changes
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-a always,exit -F arch=b64 -S adjtimex -S settimeofday -k time-change
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-a always,exit -F arch=b32 -S adjtimex -S settimeofday -S stime -k time-change
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-a always,exit -F arch=b64 -S clock_settime -k time-change
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-a always,exit -F arch=b32 -S clock_settime -k time-change
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-w /etc/localtime -p wa -k time-change
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# CIS 4.1.7 - Audit user/group changes
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-w /etc/group -p wa -k identity
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-w /etc/passwd -p wa -k identity
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-w /etc/gshadow -p wa -k identity
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-w /etc/shadow -p wa -k identity
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-w /etc/security/opasswd -p wa -k identity
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# CIS 4.1.8 - Audit network environment
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-a always,exit -F arch=b64 -S sethostname -S setdomainname -k system-locale
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-a always,exit -F arch=b32 -S sethostname -S setdomainname -k system-locale
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-w /etc/issue -p wa -k system-locale
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-w /etc/issue.net -p wa -k system-locale
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-w /etc/hosts -p wa -k system-locale
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-w /etc/network -p wa -k system-locale
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# CIS 4.1.9 - Audit AppArmor changes
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-w /etc/apparmor/ -p wa -k MAC-policy
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-w /etc/apparmor.d/ -p wa -k MAC-policy
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# CIS 4.1.10 - Audit login/logout events
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-w /var/log/faillog -p wa -k logins
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-w /var/log/lastlog -p wa -k logins
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-w /var/log/tallylog -p wa -k logins
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# CIS 4.1.11 - Audit session initiation
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-w /var/run/utmp -p wa -k session
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-w /var/log/wtmp -p wa -k logins
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-w /var/log/btmp -p wa -k logins
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# CIS 4.1.12 - Audit permission changes
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-a always,exit -F arch=b64 -S chmod -S fchmod -S fchmodat -F auid>=1000 -F auid!=4294967295 -k perm_mod
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-a always,exit -F arch=b32 -S chmod -S fchmod -S fchmodat -F auid>=1000 -F auid!=4294967295 -k perm_mod
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-a always,exit -F arch=b64 -S chown -S fchown -S fchownat -S lchown -F auid>=1000 -F auid!=4294967295 -k perm_mod
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-a always,exit -F arch=b32 -S chown -S fchown -S fchownat -S lchown -F auid>=1000 -F auid!=4294967295 -k perm_mod
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-a always,exit -F arch=b64 -S setxattr -S lsetxattr -S fsetxattr -S removexattr -S lremovexattr -S fremovexattr -F auid>=1000 -F auid!=4294967295 -k perm_mod
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-a always,exit -F arch=b32 -S setxattr -S lsetxattr -S fsetxattr -S removexattr -S lremovexattr -S fremovexattr -F auid>=1000 -F auid!=4294967295 -k perm_mod
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# CIS 4.1.13 - Audit unsuccessful file access attempts
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-a always,exit -F arch=b64 -S creat -S open -S openat -S truncate -S ftruncate -F exit=-EACCES -F auid>=1000 -F auid!=4294967295 -k access
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-a always,exit -F arch=b32 -S creat -S open -S openat -S truncate -S ftruncate -F exit=-EACCES -F auid>=1000 -F auid!=4294967295 -k access
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-a always,exit -F arch=b64 -S creat -S open -S openat -S truncate -S ftruncate -F exit=-EPERM -F auid>=1000 -F auid!=4294967295 -k access
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-a always,exit -F arch=b32 -S creat -S open -S openat -S truncate -S ftruncate -F exit=-EPERM -F auid>=1000 -F auid!=4294967295 -k access
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# CIS 4.1.14 - Audit file deletion events
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-a always,exit -F arch=b64 -S unlink -S unlinkat -S rename -S renameat -F auid>=1000 -F auid!=4294967295 -k delete
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-a always,exit -F arch=b32 -S unlink -S unlinkat -S rename -S renameat -F auid>=1000 -F auid!=4294967295 -k delete
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# CIS 4.1.15 - Audit sudoers changes
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-w /etc/sudoers -p wa -k scope
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-w /etc/sudoers.d/ -p wa -k scope
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# CIS 4.1.16 - Audit sudo usage
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-w /var/log/sudo.log -p wa -k actions
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# CIS 4.1.17 - Audit kernel module loading/unloading
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-w /sbin/insmod -p x -k modules
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-w /sbin/rmmod -p x -k modules
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-w /sbin/modprobe -p x -k modules
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-a always,exit -F arch=b64 -S init_module -S delete_module -k modules
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# Additional security-relevant events
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-w /etc/ssh/sshd_config -p wa -k sshd
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-w /etc/pam.d/ -p wa -k pam
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-w /etc/security/ -p wa -k security
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# Make configuration immutable
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-e 2
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