Ensure sshd HostbasedAuthentication is disabled

SedangLevel 1Otomatislinux

Deskripsi

The HostbasedAuthentication parameter specifies if authentication is allowed through trusted hosts via the user of .rhosts, or /etc/hosts.equiv, along with successful public key client host authentication.

Cara pemeriksaan

Metode audit: Perintah shell

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

Output yang diharapkan: compliant

Cara perbaikan

Metode perbaikan: Panduan atau patch infrastruktur

Edit the /etc/ssh/sshd_config file to set the HostbasedAuthentication parameter to no above any Include and Match entries as follows: HostbasedAuthentication no

Properti

Sistem operasi: almalinux-9
Tag: cis-convertedlinux
Referensi: CIS AlmaLinux OS 9 Benchmark v3.0.0 - 5.1.13

Periksa host ini

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shell

tmaegis scan --target linux