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30-nispom.rules
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## This file contains a sample audit configuration intended to ## meet the NISPOM Chapter 8 rules. This rule depends on having ## 10-base-config.rules & 99-finalize.rules installed. ## Audit 1, 1(a) Enough information to determine the date and time of ## action (e.g., common network time), the system locale of the action, ## the system entity that initiated or completed the action, the resources ## involved, and the action involved. ## Things that could affect time -a always,exit -F arch=b32 -S adjtimex,settimeofday,stime -F key=time-change -a always,exit -F arch=b64 -S adjtimex,settimeofday -F key=time-change -a always,exit -F arch=b32 -S clock_settime -F a0=0x0 -F key=time-change -a always,exit -F arch=b64 -S clock_settime -F a0=0x0 -F key=time-change # Introduced in 2.6.39, commented out because it can make false positives #-a always,exit -F arch=b32 -S clock_adjtime -F key=time-change #-a always,exit -F arch=b64 -S clock_adjtime -F key=time-change -w /etc/localtime -p wa -k time-change ## Things that could affect system locale -a always,exit -F arch=b32 -S sethostname,setdomainname -F key=system-locale -a always,exit -F arch=b64 -S sethostname,setdomainname -F key=system-locale -w /etc/issue -p wa -k system-locale -w /etc/issue.net -p wa -k system-locale -w /etc/hosts -p wa -k system-locale -w /etc/hostname -p wa -k system-locale -w /etc/sysconfig/network -p wa -k system-locale -a always,exit -F dir=/etc/NetworkManager/ -F perm=wa -F key=system-locale ## Audit 1, 1(b) Successful and unsuccessful logons and logoffs. ## This is covered by patches to login, gdm, and openssh ## Might also want to watch these files if needing extra information #-w /var/log/tallylog -p wa -k logins #-w /var/run/faillock/ -p wa -k logins #-w /var/log/lastlog -p wa -k logins #-w /var/log/btmp -p wa -k logins #-w /var/run/utmp -p wa -k logins ## Audit 1, 1(c) Successful and unsuccessful accesses to ## security-relevant objects and directories, including ## creation, open, close, modification, and deletion. ## unsuccessful creation -a always,exit -F arch=b32 -S creat,link,mknod,mkdir,symlink,mknodat,linkat,symlinkat -F exit=-EACCES -F key=creation -a always,exit -F arch=b64 -S mkdir,creat,link,symlink,mknod,mknodat,linkat,symlinkat -F exit=-EACCES -F key=creation -a always,exit -F arch=b32 -S link,mkdir,symlink,mkdirat -F exit=-EPERM -F key=creation -a always,exit -F arch=b64 -S mkdir,link,symlink,mkdirat -F exit=-EPERM -F key=creation ## unsuccessful open -a always,exit -F arch=b32 -S open,openat,openat2,open_by_handle_at -F exit=-EACCES -F key=open -a always,exit -F arch=b64 -S open,openat,openat2,open_by_handle_at -F exit=-EACCES -F key=open -a always,exit -F arch=b32 -S open,openat,openat2,open_by_handle_at -F exit=-EPERM -F key=open -a always,exit -F arch=b64 -S open,openat,openat2,open_by_handle_at -F exit=-EPERM -F key=open ## unsuccessful close -a always,exit -F arch=b32 -S close -F exit=-EIO -F key=close -a always,exit -F arch=b64 -S close -F exit=-EIO -F key=close ## unsuccessful modifications -a always,exit -F arch=b32 -S rename -S renameat -S truncate -S chmod -S setxattr -S lsetxattr -S removexattr -S lremovexattr -F exit=-EACCES -F key=mods -a always,exit -F arch=b64 -S rename -S renameat -S truncate -S chmod -S setxattr -S lsetxattr -S removexattr -S lremovexattr -F exit=-EACCES -F key=mods -a always,exit -F arch=b32 -S rename -S renameat -S truncate -S chmod -S setxattr -S lsetxattr -S removexattr -S lremovexattr -F exit=-EPERM -F key=mods -a always,exit -F arch=b64 -S rename -S renameat -S truncate -S chmod -S setxattr -S lsetxattr -S removexattr -S lremovexattr -F exit=-EPERM -F key=mods ## unsuccessful deletion -a always,exit -F arch=b32 -S unlink,rmdir,unlinkat -F exit=-EACCES -F key=delete -a always,exit -F arch=b64 -S rmdir,unlink,unlinkat -F exit=-EACCES -F key=delete -a always,exit -F arch=b32 -S unlink,rmdir,unlinkat -F exit=-EPERM -F key=delete -a always,exit -F arch=b64 -S rmdir,unlink,unlinkat -F exit=-EPERM -F key=delete ## Audit 1, 1(d) Changes in user authenticators. ## Covered by patches to libpam, passwd, and shadow-utils ## Might also want to watch these files for changes -w /etc/group -p wa -k auth -w /etc/passwd -p wa -k auth -w /etc/gshadow -p wa -k auth -w /etc/shadow -p wa -k auth -w /etc/security/opasswd -p wa -k auth ## Audit 1, 1(e) The blocking or blacklisting of a user ID, ## terminal, or access port and the reason for the action. ## Covered by patches to pam_tally2 or pam_faillock and pam_limits ## Audit 1, 1(f) Denial of access resulting from an excessive ## number of unsuccessful logon attempts. ## Covered by patches to pam_tally2 or pam_faillock ## Audit 1, 2 Audit Trail Protection. The contents of audit trails ## shall be protected against unauthorized access, modification, ## or deletion. ## This should be covered by file permissions, but we can watch it ## to see any activity -w /var/log/audit/ -k audit-logs