Episode 74: Supply Chain Attack Primer - Popping RCE Without an HTTP Request (feat 0xLupin)
Critical Thinking - Bug Bounty Podcast6 Kesä 2024

Episode 74: Supply Chain Attack Primer - Popping RCE Without an HTTP Request (feat 0xLupin)

Episode 74: In this episode of Critical Thinking - Bug Bounty Podcast Justin sits down with Roni "Lupin" Carta for a deep dive into supply chain attacks and dependency confusion. We explore the supply chain attacks, the ethical considerations surrounding maintainers and hosting packages on public registries, and chat about the vision and uses of his new tool Depi.

Follow us on twitter at: @ctbbpodcast

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 Sponsor - Project Discovery: https://nux.gg/podcast

Today’s Guest: https://x.com/0xLupin

Resources:

Dependency Confusion: How I Hacked Into Apple, Microsoft and Dozens of Other Companies

https://medium.com/@alex.birsan/dependency-confusion-4a5d60fec610

git-dump

https://github.com/tomnomnom/dotfiles/blob/master/scripts/git-dump

Depi

https://www.landh.tech/depi

Weak links of Supply Chain

https://arxiv.org/pdf/2112.10165

Timestamps:

(00:00:00) Introduction

(00:07:13) Overveiw of Supply Chain Flow

(00:15:14) Getting our Scope

(00:23:46) Depi

(00:29:12) Types of attacks and finding the 80/20

(00:45:06) Maintainer attacks

(01:10:40) Regestries, artifactories, and an npm bug

(01:31:51) Grafana NPX Confusion

Jaksot(168)

Episode 168: XSSDoctor - Client-side Path Traversal Research

Episode 168: XSSDoctor - Client-side Path Traversal Research

Episode 168: In this episode of Critical Thinking - Bug Bounty Podcast we’re getting a visit from the XSS Doctor. Jonathan joins us to go through his Client-side workflow, run labs, and diagnose some ...

2 Huhti 1h 35min

Episode 167: Stealing Bugs with Valeriy Shevchenko

Episode 167: Stealing Bugs with Valeriy Shevchenko

Episode 167: In this episode of Critical Thinking - Bug Bounty Podcast we welcome Valeriy Shevchenko to talk about program management, anchor programs, and Theft in Bug Bounty.Follow us on twitter at:...

26 Maalis 51min

Episode 166: Rez0’s Top Claude Skill Secrets

Episode 166: Rez0’s Top Claude Skill Secrets

Episode 166: In this episode of Critical Thinking - Bug Bounty Podcast we talk about Rez0’s Claude Skill Secrets, when AI Generated reports fall apart, and agents vs filters.Follow us on twitter at: h...

19 Maalis 53min

Episode 165: Protobuf Hacking, AI-Powered Bug Hunting, and Self-Improving Claude Workflows

Episode 165: Protobuf Hacking, AI-Powered Bug Hunting, and Self-Improving Claude Workflows

Episode 165: In this episode of Critical Thinking - Bug Bounty Podcast Justin recaps his Zero Trust World experience, before we dive into Permissions issues client-side bugs, New Hardware Hacking Clas...

12 Maalis 44min

Episode 164: Tommy DeVoss: From Black Hat to Bug Bounty LEGEND

Episode 164: Tommy DeVoss: From Black Hat to Bug Bounty LEGEND

Episode 164: In this episode of Critical Thinking - Bug Bounty Podcast Justin sits down with Tommy DeVoss to talk about his origin story, Yahoo bugs, and how Tommy first got Justin into Bug BountyFoll...

5 Maalis 1h 11min

Episode 163: Best Technical Takeaways from Portswigger Top 10 2025

Episode 163: Best Technical Takeaways from Portswigger Top 10 2025

Episode 163: In this episode of Critical Thinking - Bug Bounty Podcast It’s that time of year again! We’re looking at the Portswigger Research list of top 10 web hacking techniques of 2025.Follow us o...

26 Helmi 1h 8min

Episode 162: HackerOne Training AI on Bug Bounty Data?

Episode 162: HackerOne Training AI on Bug Bounty Data?

Episode 162: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joseph sit down with HackerOne Founder & CTO Alex Rice to discuss concerns of Using Hacker Data for AI and decreasing ...

19 Helmi 53min

Episode 161: Cross-Consumer Attacks & DTMF Tone Exfil

Episode 161: Cross-Consumer Attacks & DTMF Tone Exfil

Episode 161: In this episode of Critical Thinking - Bug Bounty Podcast Justin Gives us some quick hits regarding CSRF and Cross Consumer Attacks, and also touches on some breaking questions surroundin...

12 Helmi 24min