This repository demonstrates classic stack-based buffer overflow attacks against vulnerable C binaries. It contains lab-style tasks to exploit sudo programs using crafted payloads and custom shellcode ...

Adapted from [https://hg8.sh/posts/binary-exploitation/buffer-overflow-code-execution-by-shellcode-injection/] This details how to exploit a buffer overflow in order ...

In cybersecurity, the term “exploit” is used to represent a piece of code, data or sequence of commands that takes advantage of a vulnerability. This code is usually broken up into three distinct ...

A few weeks ago, we published a challenge relating to the exploitation of a simple buffer overflow in Linux. In the published solution, it was noted how it was possible to change the execution flow of ...

A buffer overflow or overrun is a memory safety issue where a program does not properly check the boundaries of an allocated fixed-length memory buffer and writes more data than it can hold. This ...