FROM ubuntu:24.04 ARG DEBIAN_FRONTEND=noninteractive RUN apt-get update \ && apt-get install -y --no-install-recommends nginx openssh-server openssl python3 \ && rm -rf /var/lib/apt/lists/* \ && mkdir -p /run/sshd /etc/nginx/tls \ && useradd --create-home --shell /bin/bash auditor \ && echo 'auditor:DemoPassword1!' | chpasswd \ && printf '%s\n' \ 'PasswordAuthentication yes' \ 'PermitRootLogin no' \ >> /etc/ssh/sshd_config \ && openssl req -x509 -newkey rsa:2048 -nodes -days 30 \ -subj '/CN=demo-target' \ -keyout /etc/nginx/tls/server.key \ -out /etc/nginx/tls/server.crt COPY targets/ubuntu-weak/nginx.conf /etc/nginx/sites-enabled/default COPY targets/ubuntu-weak/index.html /var/www/html/index.html COPY targets/ubuntu-weak/entrypoint.sh /usr/local/bin/demo-entrypoint RUN chmod 0755 /usr/local/bin/demo-entrypoint EXPOSE 22 443 ENTRYPOINT ["/usr/local/bin/demo-entrypoint"]