Ensure sshd PermitUserEnvironment is disabled

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

tmaegis scan --target linux