LiveOverflow | Failed DOM Clobbering Research - All The Little Things 1/2 (web) Google CTF 2020 @LiveOverflow | Uploaded 4 years ago | Updated 5 hours ago
All The Little Things was a pretty hard web challenge from the Google CTF 2020. In this video we do some initial recon and research and try to find an angle to attack. Part 1/2.

Challenge: capturetheflag.withgoogle.com/challenges/web-littlethings
Pasteurize: youtube.com/watch?v=Tw7ucd2lKBk

00:00 - Intro
00:50 - Functionality Overview
01:29 - HTML Injection
02:25 - Making a Plan
02:50 - theme.js Discovering JSONP Endpoint
03:51 - user.js The User Class
04:23 - utils.js Start of Chain
04:44 - No Ideas...
05:07 - DOM Clobbering: window.load_debug
06:05 - Doing Security Research
07:25 - Anything else to clobber?
07:49 - Start from beginning, discover __debug__
08:10 - The load_debug() function
09:20 - window.name is special
09:41 - Try it yourself!
10:00 - Outro

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