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TMA-SLES16-6.2.4.2

Ensure audit log files mode is configured

NiskaNivo 2Automatskalinux

Opis

Audit log files contain information about the system and system activity.

Kako se proverava

Metod provere: Komanda ljuske

shell
alt0() { o=$(bash -c '#!/usr/bin/env bash

{
   l_output="" l_output2=""
   l_perm_mask="0137"
   if [ -e "/etc/audit/auditd.conf" ]; then
      l_audit_log_directory="$(dirname "$(awk -F= '"'"'/^\s*log_file\s*/{print $2}'"'"' /etc/audit/auditd.conf | xargs)")"
      if [ -d "$l_audit_log_directory" ]; then
         l_maxperm="$(printf '"'"'%o'"'"' $(( 0777 & ~$l_perm_mask )) )"
         while IFS= read -r -d $'"'"'\0'"'"' l_file; do
            while IFS=: read -r l_file_mode l_hr_file_mode; do
               l_output2="$l_output2\n  - File: \"$l_file\" is mode: \"$l_file_mode\"\n     (should be mode: \"$l_maxperm\" or more restrictive)\n"
            done <<< "$(stat -Lc '"'"'%#a:%A'"'"' "$l_file")"
         done < <(find "$l_audit_log_directory" -maxdepth 1 -type f -perm /"$l_perm_mask" -print0)
      else
         l_output2="$l_output2\n  - Log file directory not set in \"/etc/audit/auditd.conf\" please set log file directory"
      fi
   else
      l_output2="$l_output2\n  - File: \"/etc/audit/auditd.conf\" not found.\n  - ** Verify auditd is installed **"
   fi
   if [ -z "$l_output2" ]; then
      l_output="$l_output\n  - All files in \"$l_audit_log_directory\" are mode: \"$l_maxperm\" or more restrictive"
      echo -e "\n- Audit Result:\n  ** PASS **\n - * Correctly configured * :$l_output"
   else
      echo -e "\n- Audit Result:\n  ** FAIL **\n - * Reasons for audit failure * :$l_output2\n"
   fi
}' 2>&1); printf '%s\n' "$o" | grep -q '\*\* PASS \*\*' || { echo "step1: script did not report PASS"; return 1; }; }; if alt0; then echo compliant; fi
Očekivani izlaz
compliant

Kako se ispravlja

Metod ispravke: Smernica ili zakrpa infrastrukture

Run the following command to remove more permissive mode than 0640 from audit log files: # [ -f /etc/audit/auditd.conf ] && find "$(dirname $(awk -F "=" '/^\s*log_file/ {print $2}' /etc/audit/auditd.conf | xargs))" -type f -perm /0137 -exec chmod u-x,g-wx,o-rwx {} +

Svojstva

Operativni sistemi
sles-16
Oznake
cis-convertedlinux
Referenca
CIS SUSE Linux Enterprise 16 Benchmark v1.0.0 - 6.2.4.2

Proverite ovaj računar

Pokrenite ovo na računaru za koji imate dozvolu za proveru. Skeniranje radi u režimu samo za čitanje.

shell
tmaegis scan --target linux --level 2