Training
Unrestricted File Upload
Training Overview
The "Unrestricted File Upload" training aims to teach how to identify unrestricted file upload vulnerabilities in web applications. This comprehensive training elaborates on security vulnerabilities that may arise during file upload processes and details how these vulnerabilities can be exploited.
Within the training content, we will start with basic shell knowledge and show practical examples of how to detect these vulnerabilities and how to exploit them. We will focus on filter evasion techniques and common web shell lists.
What You Will Learn
- How to detect unrestricted file upload vulnerabilities.
- Various techniques to bypass file extension and content-type filters.
- How to upload a web shell to gain remote code execution.
- The importance of secure file handling and prevention methods.
Who is this for?
- Web Penetration Testers.
- Bug Bounty Hunters.
- Web Developers responsible for implementing file upload features.
Prerequisites
- A good understanding of web application functionality.
- Basic knowledge of server-side scripting (e.g., PHP) and shell commands.
Tools You Will Use
- Burp Suite
- Various web shells (e.g., PHP, ASPX)
- A web browser
Training Sections
- Introduction
- Shell Basics
- Detecting the Vulnerability
- Filter Bypass Techniques
- Web Shell List
- Exam