Reporter

Description

This is your first day in your new company, where they use an homemade browser. Can you get a shell on the machine of the person who checks the links we send him?

Files

docker-compose.yml
fcsc_browser
110.34 KiB – c5c2093301f353e4d34cc81be57bcaa53d15682e65ce9f9403e123dd9b364c99

Author

Cryptanalyse

Challenge Instructions

First, download docker-compose.yml:
curl https://hackropole.fr/challenges/fcsc2021-pwn-reporter/docker-compose.public.yml -o docker-compose.yml
Launch the challenge by executing in the same folder:
docker compose up
Access the challenge at http://localhost:8000/.

⚠️ Important: You must solve the challenge by interacting with the Docker container through the exposed network port. Any other way is not considered valid.

In case you encounter problems, please consult the FAQ.

Flag

You don't have JavaScript actived. No problem! You can check your flag like this: echo -n 'PUT_THE_FLAG_HERE' | sha256sum # possible output: 159124e8dd8fae3791288d936791b57a76cf9f92e8d15bcfc9ccbf2155e317f6

Writeups

I've been looking for a long time and I still can't find the flag!

You can vote for the solutions you prefer by using the on their respective pages.

Date	Author	Language	Tags	Vote
2023-11-06	voydstack	🇫🇷	TeamFrance