TMAegis
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TMA-ROCKY8-5.4.2.5

Ensure root path integrity

Trung bìnhCấp 1Tự độnglinux

Mô tả

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.

Cách kiểm tra

Phương pháp kiểm tra: Lệnh 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
Đầu ra mong đợi
compliant

Cách khắc phục

Phương pháp khắc phục: Hướng dẫn hoặc bản vá hạ tầng

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

Thuộc tính

Hệ điều hành
rocky-8
Thẻ
cis-convertedlinux
Tham chiếu
CIS Rocky Linux 8 Benchmark v3.0.0 - 5.4.2.5

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shell
tmaegis scan --target linux