PatriotCTF 2024 Secret Door Writeup

Here's my writeup for the PatriotCTF 2024 Secret Door challenge. Challenge notes Secret Door 476 Medium knock knock... htp://chal.competitivecyber.club:1337 Author: sans909 Files Download the dist.tar.xz challenge archive and unpack it with tar: wget --content-disposition "https://pctf.competitivecyber.club/files/dd50b21c157f0ccd4ca7363853cfa1bb/dist.tar.zx?token=…" tar -C secret_door/ -xv -f dist.tar.zx Here's what's in the challenge archive: dist/ dist/build-docker.sh dist/challenge/ dist/challenge/app.py dist/challenge/blueprints/ dist/challenge/blueprints/api_routes.py dist/challenge/blueprints/web_routes.py dist/challenge/config.py dist/challenge/database.py dist/challenge/requirements.txt dist/challenge/run.py dist/challenge/static/ dist/challenge/templates/ dist/challenge/templates/403.html dist/challenge/templates/404.html dist/challenge/templates/admin.html dist/challenge/templates/base.html dist/challenge/templates/home.html dist/challenge/templates/login.html…