Cheapie

pwn x86/x64 heap FCSC 2021 solved on

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Description

How well do you know heap exploitation?

Files

  • docker-compose.yml
  • cheapie
    12.97 KiB – 748c2c0bb8dcd4f783cf168b3ddbea5e32635e375f19dbc25b40424d5f5d779a
  • libc-2.23.so
    1.78 MiB – bdbfca693a182f4846e78d21eb965fffe9a6c0bba136c908143319fa96119dfe

Author

Cryptanalyse

Challenge Instructions

  1. First, download docker-compose.yml:
    curl https://hackropole.fr/challenges/fcsc2021-pwn-cheapie/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
2023-11-08
0poss
🇬🇧
TeamFrance