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Web Penetration Testing with Kali Linux. - Third Edition

You're reading from  Web Penetration Testing with Kali Linux. - Third Edition

Product type Book
Published in Feb 2018
Publisher
ISBN-13 9781788623377
Pages 426 pages
Edition 3rd Edition
Languages
Authors (3):
Daniel W. Dieterle Daniel W. Dieterle
Profile icon Daniel W. Dieterle
Gilberto Najera-Gutierrez Gilberto Najera-Gutierrez
Profile icon Gilberto Najera-Gutierrez
Juned Ahmed Ansari Juned Ahmed Ansari
Profile icon Juned Ahmed Ansari
View More author details
Toc

Table of Contents (19) Chapters close

Title Page
Copyright and Credits
Dedication
Packt Upsell
Contributors
Preface
1. Introduction to Penetration Testing and Web Applications 2. Setting Up Your Lab with Kali Linux 3. Reconnaissance and Profiling the Web Server 4. Authentication and Session Management Flaws 5. Detecting and Exploiting Injection-Based Flaws 6. Finding and Exploiting Cross-Site Scripting (XSS) Vulnerabilities 7. Cross-Site Request Forgery, Identification, and Exploitation 8. Attacking Flaws in Cryptographic Implementations 9. AJAX, HTML5, and Client-Side Attacks 10. Other Common Security Flaws in Web Applications 11. Using Automated Scanners on Web Applications 1. Other Books You May Enjoy Index

Insecure direct object references


An insecure direct object reference vulnerability happens when an application requests a resource from the server (it can be a file, function, directory, or database record), by its name or other identifier, and allows the user to tamper directly with that identifier in order to request other resources.

Let's consider an example of this using Mutillidae II (navigate to OWASP Top 10 2013 | A4 - Insecure Direct Object References | Source Viewer). This exercise involves a source code viewer that picks a filename from the drop box and displays its contents in the viewer:

If you check the request in Burp Suite or any proxy, you can see that it has a phpfile parameter, which contains the name of the file to view:

You can try and intercept that request to change the filename to one that is not in the list, but you know that it exists on the server, such as passwords/accounts.txt (you can use the internet to search for default configuration files or relevant code installed...

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