Book Image

The Web Application Hacker's Handbook

By : Dafydd Stuttard, Marcus Pinto
Book Image

The Web Application Hacker's Handbook

By: Dafydd Stuttard, Marcus Pinto

Overview of this book

Web applications are the front door to most organizations, exposing them to attacks that may disclose personal information, execute fraudulent transactions, or compromise ordinary users. This practical book has been completely updated and revised to discuss the latest step-by-step techniques for attacking and defending the range of ever-evolving web applications. Youíll explore the various new technologies employed in web applications that have appeared since the first edition and review the new attack techniques that have been developed, particularly in relation to the client side. The book starts with the current state of web application security and the trends that indicate how it is likely to evolve soon. Youíll examine the core security problem affecting web applications and the defence mechanisms that applications implement to address this problem, and youíll also explore the key technologies used in todayís web application. Next, youíll carry out tasks for breaking into web applications and for executing a comprehensive attack. As you progress, youíll learn to find vulnerabilities in an application's source code and review the tools that can help when you hack web applications. Youíll also study a detailed methodology for performing a comprehensive and deep attack against a specific target. By the end of this book, youíll be able to discover security flaws in web applications and how to deal with them.
Table of Contents (32 chapters)
Free Chapter
About the Authors
About the Technical Editor
MDSec: The Authors’ Company
End User License Agreement


Answers can be found at

  1. You are attacking an application that employs two different servers: an application server and a database server. You have discovered a vulnerability that allows you to execute arbitrary operating system commands on the application server. Can you exploit this vulnerability to retrieve sensitive application data held within the database?
  2. In a different case, you have discovered a SQL injection flaw that can be exploited to execute arbitrary operating system commands on the database server. Can you leverage this vulnerability to compromise the application server? For example, could you modify the application's scripts held on the application server, and the content returned to users?
  3. You are attacking a web application that is hosted in a shared environment. By taking out a contract with the ISP, you can acquire some web space on the same server as your target, where you are permitted to upload PHP scripts.

    Can you exploit...