May 2020
Intermediate to advanced
544 pages
12h 57m
English
Content preview from Hands-On Web Penetration Testing with Metasploit
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OGNL expression injection
OGNL expression injection occurs when unsanitized user input is passed to ValueStack for evaluation. In this section, we will try to understand the expression injection query and look at an example of exploitation.
The following screenshot shows an example of a vulnerable web application using Struts 2 that is vulnerable to CVE-2018-11776:
Let's try to exploit this Struts vulnerability (CVE-2018-11776) manually by taking the following steps:
- When you go to Configuration | Action Chaining in the menu bar, you will notice that the following request is sent to the server:
- The server then returns the following response: ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.