November 2018
Beginner to intermediate
270 pages
7h 53m
English
Content preview from Bug Bounty Hunting Essentials
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Uber Jinja2 TTSI
On April 6, 2016, a bug bounty hunter named Orange Tsai published an SSTI vulnerability in the Uber application, which used the Flask Jinja2 template engine.
Orange Tsai entered, in the Name field, located in the Profile section in rider.uber.com, these numbers to be evaluated:
{{ '7'*7 }}
When he accepted the change, the application sent an email and, in the email's body, there appeared 7777777, the result:
Also, in the Uber application, the name of the user changed, showing how valid the action was:
So, he entered the following ...
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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.