Azure Container Linux
TMA-AZURE-CONTAINER-LINUX-5.2.19
Ensure sshd PermitEmptyPasswords is disabled
Beschreibung
The PermitEmptyPasswords parameter specifies if the SSH server allows login to accounts with empty password strings.
So wird geprüft
Prüfmethode: Shell-Befehl
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- Erwartete Ausgabe
compliant
So wird behoben
Behebungsmethode: Anleitung oder Infrastruktur-Patch
Edit /etc/ssh/sshd_config and set the PermitEmptyPasswords parameter to no above any Include and Match entries as follows: PermitEmptyPasswords no Note: First occurrence of an option takes precedence, Match set statements withstanding. If Include locations are enabled, used, and order of precedence is understood in your environment, the entry may be created in a file in Include location. The SSH daemon must be restarted for the changes to take effect. To restart the SSH daemon, run the following command: # systemctl reload-or-restart sshd.service
Eigenschaften
- Betriebssysteme
- Beliebig
- Tags
- azure-container-linuxcis-converted
- Referenz
- CIS Azure Container Linux Benchmark v1.0.0 - 5.2.19 Ensure sshd PermitEmptyPasswords is disabled
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tmaegis scan --target azure-container-linux