live: enable root login via ssh using password in Live Rescue

features.in/live/live/image-scripts.d/60-live-rescue-root

@@ -30,6 +30,10 @@ ExecStart=
 ExecStart=-agetty -o '-p -f -- \\u' --keep-baud 115200,57600,38400,9600 --autologin root %I $TERM
 EOF
 
+# enable root login via ssh using password
+[ ! -f /etc/openssh/sshd_config ] ||
+	sed -i 's/#PermitRootLogin without-password/PermitRootLogin yes/' /etc/openssh/sshd_config
+
 mkdir -p /etc/systemd/system/live-rescue.target.d
 cat>>/etc/systemd/system/live-rescue.target<<'EOF'
 [Unit]