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

Critical Thinking - Bug Bounty Podcast

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.

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Shoutout to YTCracker for the awesome intro music!

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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