Introduction

Exploring the sounds of bounties, social media management assistance, guest authentication issues, and a bug exploit related to meta tags and Dom Purify.

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Episode notes

Episode 61: In this episode of Critical Thinking - Bug Bounty Podcast Justin is joined by Jasmin Landry to share some stories about startup security, bug bounty, and the challenges of balancing both. He also shares his methodology for discovering OAuth-related bugs, highlights some differences between structured learning and self-teaching, and then walks us through a couple arbitrary ATO’s and SSTI to RCE bugs he’s found lately.

We're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.io

Shoutout to YTCracker for the awesome intro music!

------ Links ------

Follow your hosts Rhynorater & Teknogeek on twitter:

https://twitter.com/0xteknogeek

https://twitter.com/rhynorater

------ Ways to Support CTBBPodcast ------

Hop on the CTBB Discord at https://ctbb.show/discord!

We also do Discord subs at $25, $10, and $5 - premium subscribers get access to private masterclasses, exploits, tools, scripts, un-redacted bug reports, etc.

Today’s Guest: Jasmin Landry

https://twitter.com/JR0ch17

Resources:

Dirty Dancing blog post

https://labs.detectify.com/writeups/account-hijacking-using-dirty-dancing-in-sign-in-oauth-flows/

OAuth 2.0 Threat Model and Security Considerations

https://datatracker.ietf.org/doc/html/rfc6819

OAuth 2.0 Security Best Current Practice

https://datatracker.ietf.org/doc/html/draft-ietf-oauth-security-topics

Timestamps:

(00:00:00) Introduction

(00:02:20) Meta Tag + DomPurify Bug