Julian Totzek-Hallhuber

Let’s write an exploit using AI

It started with a simple prompt to ChatGPT. It ended with a fully functional exploit for Log4Shell, built without writing a single line of code by hand.

Let’s write an exploit using AI
#1about 2 minutes

Using AI to write an exploit as a non-developer

A security professional explains the motivation for using ChatGPT to create a proof-of-concept exploit for the Log4Shell vulnerability without being a developer.

#2about 4 minutes

Using ChatGPT to explain the Log4Shell CVE

The Log4Shell (CVE-2021-44228) vulnerability is explained as an LDAP injection flaw in a widely used Java logging library.

#3about 3 minutes

Prompting ChatGPT to write a basic scanning tool

ChatGPT is prompted to generate a simple JavaScript tool for scanning for the Log4Shell vulnerability after initially refusing on ethical grounds.

#4about 5 minutes

Setting up a test environment to validate the exploit

A vulnerable Java application is sourced via ChatGPT and the exploit is validated by using Wireshark to capture the outbound LDAP request.

#5about 4 minutes

Iteratively improving the script for automated scanning

The initial script is enhanced by prompting ChatGPT to add features for scanning multiple targets, crawling for paths, and handling HTTP 404 errors.

#6about 2 minutes

How AI tools make both developers and attackers more efficient

AI tools accelerate development but also lower the barrier for attackers, highlighting the critical need for secure coding practices and dependency management.

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Jobs that call for the skills explored in this talk.

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