binary_pwn challenge
Length Field — Case 6D4B
Meridian Credit Union is investigating its billing gateway after a controlled training incident exposed a realistic weakness in a synthetic environment. Step in as the responder and follow the evidence.
Incident briefing
Scenario
You have been brought in to help Meridian Credit Union investigate its billing gateway after a controlled training incident exposed a realistic weakness in a synthetic environment. The environment is intentionally vulnerable and isolated for this exercise.
Objective
Analyze and interact with the purpose-built binary service to trigger the intended memory/configuration weakness and recover the flag.
Skills
What you will practice
- memory corruption
- protocol parsing
- binary exploitation
Tooling
Useful Kali tools
- pwntools
- GDB
- Netcat
Ready to practice?
Launch an isolated target
Sign in to Locinode to receive a disposable lab environment and Kali workstation for this mission. Public pages never expose flags or intended solutions.
Enter range