formatage

pwn x86/x64 FCSC 2022 solved on

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Description

You need to read the file flag.txt on the remote server.

Files

  • docker-compose.yml
  • formatage
    14.12 KiB – 24f48e28dd44962bd67a435b09c6ccd0ee2c2cacc862b2672bf1a89f6d2c1cfc
  • libc.2-34.so
    2.11 MiB – 64c5884701cf52968917726289eb66bfd2e776f9d18d7e37c4449b91efa6d0cf

Authors

XeR
Cryptanalyse

Challenge Instructions

  1. First, download docker-compose.yml:
    curl https://hackropole.fr/challenges/fcsc2022-pwn-formatage/docker-compose.public.yml -o docker-compose.yml
  2. Launch the challenge by executing in the same folder:
    docker compose up
  3. Then, in another console, access the challenge with Netcat:
    nc localhost 4000
⚠️ 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.

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DateAuthor Language Tags Vote
2023-11-06
voydstack
🇬🇧
TeamFrance