Failed DOM Clobbering Research - All The Little Things 1/2 (web) Google CTF 2020

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: https://capturetheflag.withgoogle.com...
Pasteurize:    • XSS a Paste Service - Pasteurize (web) Goo...  

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

=[ ❤️ Support ]=

→ per Video:   / liveoverflow  
→ per Month:    / @liveoverflow  

=[ 🐕 Social ]=

→ Twitter:   / liveoverflow  
→ Website: https://liveoverflow.com/
→ Subreddit:   / liveoverflow  
→ Facebook:   / liveoverflow  

=[ 📄 P.S. ]=