Ensure authentication required for single user mode

SrednjaNivo 1Automatskalinux

Opis

Single user mode (rescue mode) is used for recovery when the system detects an issue during boot or by manual selection from the bootloader.

Kako se proverava

Metod provere: Komanda ljuske

shell

alt0() { command -v grep >/dev/null 2>&1 || { echo "step1: grep not installed"; return 1; }; o=$(bash -c 'grep /sbin/sulogin /usr/lib/systemd/system/rescue.service' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'ExecStart=-/bin/sh -c "/sbin/sulogin; /usr/bin/systemctl --fail --no-block' || { echo step1: missing 'ExecStart=-/bin/sh -c "/sbin/sulogin; /usr/bin/systemctl --f'; return 1; }; printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'default"' || { echo step1: missing 'default"'; return 1; }; command -v grep >/dev/null 2>&1 || { echo "step2: grep not installed"; return 1; }; o=$(bash -c 'grep /sbin/sulogin /usr/lib/systemd/system/emergency.service' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'ExecStart=-/bin/sh -c "/sbin/sulogin; /usr/bin/systemctl --fail --no-block' || { echo step2: missing 'ExecStart=-/bin/sh -c "/sbin/sulogin; /usr/bin/systemctl --f'; return 1; }; printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'default"' || { echo step2: missing 'default"'; return 1; }; }; if alt0; then echo compliant; fi

Očekivani izlaz: compliant

Kako se ispravlja

Metod ispravke: Smernica ili zakrpa infrastrukture

Edit /usr/lib/systemd/system/rescue.service and /usr/lib/systemd/system/emergency.service and set ExecStart to use /sbin/sulogin or /usr/sbin/sulogin: ExecStart=-/bin/sh -c "/sbin/sulogin; /usr/bin/systemctl --fail --no-block default"

Svojstva

Operativni sistemi: alinux-2
Oznake: cis-convertedlinux
Referenca: CIS Aliyun Linux 2 Benchmark v1.0.0 ARCHIVE - 1.4.2

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