February 2016
Intermediate to advanced
296 pages
6h 9m
English
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Abusing file inclusions and uploads
As we saw in Chapter 4, Finding Vulnerabilities, file inclusion vulnerabilities occur when developers use poorly validated input to generate file paths and use those paths to include source code files. Modern versions of server-side languages, such as PHP since 5.2.0, have by default disabled the ability to include remote files, so it has been less common to find an RFI since 2011.
In this recipe, we will first upload a couple of malicious files, one of them is a webshell (a web page capable of executing system commands in the server), and then execute them using local file inclusions.
Getting ready
We will use Damn Vulnerable Web Application (DVWA) in the vulnerable_vm for this recipe and will have it with a ...
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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.