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TMA-APACHE-3.2

Ensure the Apache User Account Has an Invalid Shell

보통레벨 1자동apache

설명

The apache account must not be used as a regular login account, and should be assigned an invalid or nologin shell to ensure that the account cannot be used to login. The account named by the User directive must have /sbin/nologin (or /dev/null) as its login shell. Reads the main configuration (APACHE_CONF overrides; default /etc/apache2/apache2.conf, /etc/httpd/conf/httpd.conf or /usr/local/apache2/conf/httpd.conf) and every Include/IncludeOptional file.

점검 방법

감사 방식: 셸 명령

shell
c=${APACHE_CONF:-}; if [ -z "$c" ]; then for f in /etc/apache2/apache2.conf /etc/httpd/conf/httpd.conf /usr/local/apache2/conf/httpd.conf /etc/apache2/httpd.conf; do [ -f "$f" ] && { c=$f; break; }; done; fi; [ -r "$c" ] || exit 1; R=$(awk 'tolower($1)=="serverroot"{v=$2; gsub(/"/,"",v); print v; exit}' "$c"); [ -n "$R" ] || R=$(dirname "$c"); shopt -s nocasematch; inc(){ local p g l; [ ${#FUNCNAME[@]} -lt 16 ] || return 0; p=$1; case $p in /*) ;; *) p=$R/$p;; esac; [ -d "$p" ] && p="$p/*"; for g in $p; do [ -f "$g" ] || continue; while IFS= read -r l || [ -n "$l" ]; do if [[ $l =~ ^[[:space:]]*include(optional)?[[:space:]]+\"?([^\"[:space:]]+) ]]; then inc "${BASH_REMATCH[2]}"; else printf '%s\n' "$l"; fi; done < "$g"; done; }; cfg=$(inc "$c" | sed -e 's/^[[:space:]]*//' -e '/^#/d' -e '/^$/d'); shopt -u nocasematch; ev(){ case $1 in '${'*'}') local n=${1#??}; n=${n%?}; local v; v=$(sed -n "s/^[[:space:]]*export[[:space:]]*$n=//p" "${APACHE_ENVVARS:-/etc/apache2/envvars}" 2>/dev/null | tail -n1 | tr -d "\"'"); printf '%s\n' "${v:-$1}";; *) printf '%s\n' "$1";; esac; }; u=$(ev "$(printf '%s\n' "$cfg" | awk 'tolower($1)=="user"{v=$2} END{print v}')"); [ -n "$u" ] && [ "${u#\$}" = "$u" ] || { echo noncompliant; exit 0; }; sh=$(getent passwd "$u" | cut -d: -f7) || exit 1; case "$sh" in */nologin|/dev/null) echo compliant;; *) echo noncompliant;; esac
예상 출력
compliant

조치 방법

조치 방식: 가이드 또는 인프라 패치

chsh -s /sbin/nologin <apache user> (use /usr/sbin/nologin on Debian/Ubuntu).

속성

운영 체제
모두
태그
apacheaccounts
참고 자료
CIS Apache HTTP Server 2.4 Benchmark v2.4.0 - 3.2 Ensure the Apache User Account Has an Invalid Shell

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