TMA-COS-5.1.11

Ensure SSH PermitEmptyPasswords is disabled

SrednjaNivo 1Automatskacos

Opis

The PermitEmptyPasswords parameter specifies if the SSH server allows login to accounts with empty password strings. Disallowing remote shell access to accounts that have an empty password reduces the probability of unauthorized access to the system

Kako se proverava

Metod provere: Komanda ljuske

shell

alt0() { command -v grep >/dev/null 2>&1 || { echo "step1: grep not installed"; return 1; }; command -v sshd >/dev/null 2>&1 || { echo "step1: sshd not installed"; return 1; }; o=$(bash -c 'sshd -T | grep permitemptypasswords' 2>&1); printf '%s\n' "$o" | tr -s ' \t' '  ' | sed 's/^ //;s/ $//' | grep -Fxq -- 'PermitEmptyPasswords no' || { echo step1: missing 'PermitEmptyPasswords no'; return 1; }; }; if alt0; then echo compliant; fi

Očekivani izlaz: compliant

Kako se ispravlja

Metod ispravke: Smernica ili zakrpa infrastrukture

Edit the /etc/ssh/sshd_config file to set the parameter as follows: PermitEmptyPasswords no

Svojstva

Operativni sistemi: Bilo koji
Oznake: authcontainer-optimized-oscosssh
Referenca: CIS Google Container-Optimized OS Benchmark v1.2.0 - 5.1.11 Ensure SSH PermitEmptyPasswords is disabled

Proverite ovaj računar

Pokrenite ovo na računaru za koji imate dozvolu za proveru. Skeniranje radi u režimu samo za čitanje.

shell

tmaegis scan --target cos