Nebula Exploit walkthrough level 04 | Code Analysis in C Language

Nebula Level 04 Description

This level requires you to read the token file, but the code restricts the files that can be read. Find a way to bypass it 🙂 To do this level, log in as the level04 account with the password level04. Files for this level can be found in /home/flag04.

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Video Highlights

In this exploit exercise, we analyze a code written in C language. It reads a token file based on the current user’s permissions which we need to bypass.
Basically we bypass this restriction in Linux by creating symbolic link to the file in question.

Video Walkthrough