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update audit_ospp_general_ppc64le with the latest content from upstream
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vojtapolasek committed Nov 7, 2024
1 parent bab6b43 commit 5f83ed8
Showing 1 changed file with 54 additions and 27 deletions.
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Expand Up @@ -34,50 +34,77 @@ title: 'Perform general configuration of Audit for OSPP (ppc64le)'
## Group add delete modify. This is covered by pam. However, someone could
## open a file and directly create or modify a user, so we'll watch group and
## gshadow for writes
-a always,exit -F path=/etc/passwd -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=user-modify
-a always,exit -F path=/etc/shadow -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=user-modify
-a always,exit -F path=/etc/group -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=group-modify
-a always,exit -F path=/etc/gshadow -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=group-modify
-a always,exit -F arch=b32 -F path=/etc/passwd -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=user-modify
-a always,exit -F arch=b64 -F path=/etc/passwd -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=user-modify
-a always,exit -F arch=b32 -F path=/etc/shadow -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=user-modify
-a always,exit -F arch=b64 -F path=/etc/shadow -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=user-modify
-a always,exit -F arch=b32 -F path=/etc/group -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=group-modify
-a always,exit -F arch=b64 -F path=/etc/group -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=group-modify
-a always,exit -F arch=b32 -F path=/etc/gshadow -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=group-modify
-a always,exit -F arch=b64 -F path=/etc/gshadow -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=group-modify


## Use of special rights for config changes. This would be use of setuid
## programs that relate to user accts. This is not all setuid apps because
## requirements are only for ones that affect system configuration.
-a always,exit -F path=/usr/sbin/unix_chkpwd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/sbin/usernetctl -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/sbin/userhelper -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/sbin/seunshare -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/mount -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/newgrp -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/newuidmap -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/gpasswd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/newgidmap -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/umount -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/passwd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/crontab -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/bin/at -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F path=/usr/sbin/grub2-set-bootflag -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/sbin/unix_chkpwd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/sbin/unix_chkpwd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/sbin/usernetctl -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/sbin/usernetctl -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/sbin/userhelper -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/sbin/userhelper -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/sbin/seunshare -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/sbin/seunshare -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/mount -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/mount -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/newgrp -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/newgrp -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/newuidmap -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/newuidmap -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/gpasswd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/gpasswd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/newgidmap -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/newgidmap -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/umount -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/umount -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/passwd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/passwd -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/crontab -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/crontab -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/bin/at -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/bin/at -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/usr/sbin/grub2-set-bootflag -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/usr/sbin/grub2-set-bootflag -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=special-config-changes

## Privilege escalation via su or sudo. This is entirely handled by pam.
## Special case for systemd-run. It is not audit aware, specifically watch it
-a always,exit -F path=/usr/bin/systemd-run -F perm=x -F auid!=unset -F key=maybe-escalation
-a always,exit -F arch=b32 -F path=/usr/bin/systemd-run -F perm=x -F auid!=unset -F key=maybe-escalation
-a always,exit -F arch=b64 -F path=/usr/bin/systemd-run -F perm=x -F auid!=unset -F key=maybe-escalation
## Special case for pkexec. It is not audit aware, specifically watch it
-a always,exit -F path=/usr/bin/pkexec -F perm=x -F key=maybe-escalation
-a always,exit -F arch=b32 -F path=/usr/bin/pkexec -F perm=x -F key=maybe-escalation
-a always,exit -F arch=b64 -F path=/usr/bin/pkexec -F perm=x -F key=maybe-escalation


## Watch for configuration changes to privilege escalation.
-a always,exit -F path=/etc/sudoers -F perm=wa -F key=special-config-changes
-a always,exit -F dir=/etc/sudoers.d/ -F perm=wa -F key=special-config-changes
-a always,exit -F arch=b32 -F path=/etc/sudoers -F perm=wa -F key=special-config-changes
-a always,exit -F arch=b64 -F path=/etc/sudoers -F perm=wa -F key=special-config-changes
-a always,exit -F arch=b32 -F dir=/etc/sudoers.d/ -F perm=wa -F key=special-config-changes
-a always,exit -F arch=b64 -F dir=/etc/sudoers.d/ -F perm=wa -F key=special-config-changes

## Audit log access
-a always,exit -F dir=/var/log/audit/ -F perm=r -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=access-audit-trail
-a always,exit -F arch=b32 -F dir=/var/log/audit/ -F perm=r -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=access-audit-trail
-a always,exit -F arch=b64 -F dir=/var/log/audit/ -F perm=r -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=access-audit-trail
## Attempts to Alter Process and Session Initiation Information
-a always,exit -F path=/var/run/utmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session
-a always,exit -F path=/var/log/btmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session
-a always,exit -F path=/var/log/wtmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session
-a always,exit -F arch=b32 -F path=/var/run/utmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session
-a always,exit -F arch=b64 -F path=/var/run/utmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session
-a always,exit -F arch=b32 -F path=/var/log/btmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session
-a always,exit -F arch=b64 -F path=/var/log/btmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session
-a always,exit -F arch=b32 -F path=/var/log/wtmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session
-a always,exit -F arch=b64 -F path=/var/log/wtmp -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=session

## Attempts to modify MAC controls
-a always,exit -F dir=/etc/selinux/ -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=MAC-policy
-a always,exit -F arch=b32 -F dir=/etc/selinux/ -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=MAC-policy
-a always,exit -F arch=b64 -F dir=/etc/selinux/ -F perm=wa -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=MAC-policy

## Software updates. This is entirely handled by rpm.

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