TMAegis
Aturan lainnya untuk linux

TMA-ROCKY8-5.4.2.5

Ensure root path integrity

SedangLevel 1Otomatislinux

Deskripsi

The root user can execute any command on the system and could be fooled into executing programs unintentionally if the PATH is not set correctly.

Cara pemeriksaan

Metode audit: Perintah shell

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

{
   l_output2=""
   l_pmask="0022"
   l_maxperm="$( printf '"'"'%o'"'"' $(( 0777 & ~$l_pmask )) )"
   l_root_path="$(sudo -Hiu root env | grep '"'"'^PATH'"'"' | cut -d= -f2)"
   unset a_path_loc && IFS=":" read -ra a_path_loc <<< "$l_root_path"
   grep -q "::" <<< "$l_root_path" && l_output2="$l_output2\n - root'"'"'s path contains a empty directory (::)"
   grep -Pq ":\h*$" <<< "$l_root_path" && l_output2="$l_output2\n - root'"'"'s path contains a trailing (:)"
   grep -Pq '"'"'(\h+|:)\.(:|\h*$)'"'"' <<< "$l_root_path" && l_output2="$l_output2\n - root'"'"'s path contains current working directory (.)"
   while read -r l_path; do
      if [ -d "$l_path" ]; then
         while read -r l_fmode l_fown; do
            [ "$l_fown" != "root" ] && l_output2="$l_output2\n - Directory: \"$l_path\" is owned by: \"$l_fown\" should be owned by \"root\""
            [ $(( $l_fmode & $l_pmask )) -gt 0 ] && l_output2="$l_output2\n - Directory: \"$l_path\" is mode: \"$l_fmode\" and should be mode: \"$l_maxperm\" or more restrictive"
         done <<< "$(stat -Lc '"'"'%#a %U'"'"' "$l_path")"
      else
         l_output2="$l_output2\n - \"$l_path\" is not a directory"
      fi
   done <<< "$(printf "%s\n" "${a_path_loc[@]}")"
   if [ -z "$l_output2" ]; then
      echo -e "\n- Audit Result:\n  *** PASS ***\n - Root'"'"'s path is correctly configured\n"
   else
      echo -e "\n- Audit Result:\n  ** FAIL **\n - * Reasons for audit failure * :\n$l_output2\n"
   fi
}' 2>&1); printf '%s\n' "$o" | grep -q '\*\* PASS \*\*' || { echo "step1: script did not report PASS"; return 1; }; }; if alt0; then echo compliant; fi
Output yang diharapkan
compliant

Cara perbaikan

Metode perbaikan: Panduan atau patch infrastruktur

Correct or justify any: • Locations that are not directories • Empty directories (::) • Trailing (:) • Current working directory (.) • Non root owned directories • Directories that less restrictive than mode 0755

Properti

Sistem operasi
rocky-8
Tag
cis-convertedlinux
Referensi
CIS Rocky Linux 8 Benchmark v3.0.0 - 5.4.2.5

Periksa host ini

Jalankan ini pada mesin yang diizinkan untuk Anda audit. Pemindaian bersifat hanya baca.

shell
tmaegis scan --target linux