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TMA-ALINUX2-2.1.17

Ensure rsh server is not enabled

보통레벨 1자동linux

설명

The Berkeley rsh-server ( rsh , rlogin , rexec ) package contains legacy services that exchange credentials in clear-text.

점검 방법

감사 방식: 셸 명령

shell
alt0() { command -v systemctl >/dev/null 2>&1 || { echo "step1: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl is-enabled rsh.socket' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- disabled || { echo step1: missing disabled; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step2: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl status rsh.socket' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'Active: inactive (dead)' || { echo step2: missing 'Active: inactive (dead)'; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step3: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl is-enabled rlogin.socket' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- disabled || { echo step3: missing disabled; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step4: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl status rlogin.socket' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'Active: inactive (dead)' || { echo step4: missing 'Active: inactive (dead)'; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step5: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl is-enabled rexec.socket' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- disabled || { echo step5: missing disabled; return 1; }; command -v systemctl >/dev/null 2>&1 || { echo "step6: systemctl not installed"; return 1; }; o=$(bash -c 'systemctl status rexec.socket' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'Active: inactive (dead)' || { echo step6: missing 'Active: inactive (dead)'; return 1; }; }; if alt0; then echo compliant; fi
예상 출력
compliant

조치 방법

조치 방식: 가이드 또는 인프라 패치

Run the following commands to disable rsh , rlogin , and rexec : # systemctl disable rsh.socket # systemctl disable rlogin.socket # systemctl disable rexec.socket # systemctl stop rsh.socket # systemctl stop rlogin.socket # systemctl stop rexec.socket

속성

운영 체제
alinux-2
태그
cis-convertedlinux
참고 자료
CIS Aliyun Linux 2 Benchmark v1.0.0 ARCHIVE - 2.1.17

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