#ctf-challenge #rune #ctf

bin+lib ret2script

Checker script runner for Ret2Shell - A feature-riches CTF challenge platform

39 stable releases

1.8.8 Aug 30, 2025
1.8.7 Jul 27, 2025
1.8.2 Jun 27, 2025
1.7.3 Mar 4, 2025
1.5.9 Jul 27, 2024

#274 in Cryptography

Download history 51/week @ 2025-07-28 9/week @ 2025-08-04 5/week @ 2025-08-18 89/week @ 2025-08-25 38/week @ 2025-09-01 5/week @ 2025-09-08 9/week @ 2025-09-15 13/week @ 2025-09-22 29/week @ 2025-09-29 3/week @ 2025-10-06

2,029 downloads per month

MIT license

52KB
1K SLoC

Ret2Script

Ret2Script is the scripting engine that wraps Rune, just for Ret 2 Shell challenge platform checks.

Usage

# Install
$ cargo install ret2script
# Check flag using ./checker/main.rx
$ ret2script check ./checker/main.rx --flag 'flag{Y0u-5@1d_rIgHt-6uT-yOu_shou1d-PI@Y-geNsHIn-1mpact2}'
# Generate dynamic environment varibles using ./checker/main.rx
$ ret2script environ ./checker/main.rx

Dependencies

~22–53MB
~898K SLoC