Episode 54: White Box Formulas - Vulnerable Coding Patterns
Critical Thinking - Bug Bounty Podcast18 Tammi 2024

Episode 54: White Box Formulas - Vulnerable Coding Patterns

Episode 54: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joel are back with news items and new projects. Joel shares about his personal scraping project to gather data on bug bounty programs and distribution Next, they announce the launch of HackerNotes, a podcast companion that will summarize the main technical points of each episode. They also discuss a recent GitLab CVE and an invisible prompt injection, before diving into a discussion (or debate) about vulnerable code patterns.

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 ------

Sign up for Caido using the referral code CTBBPODCAST for a 10% discount.

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

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

Gitlab CVE

https://github.com/Vozec/CVE-2023-7028

https://about.gitlab.com/releases/2024/01/11/critical-security-release-gitlab-16-7-2-released/

Fix commit: https://gitlab.com/gitlab-org/gitlab/-/commit/abe79e4ec437988cf16534a9dbba81b98a2e7f18

Invisible Prompt Injection

https://x.com/goodside/status/1745511940351287394?s=20

Regex 101

https://regex101.com

Regex to Strings

https://www.wimpyprogrammer.com/regex-to-strings/

Timestamps

(00:00:00) Introduction

(00:01:54) Joel’s H1 Data Scraping Research

(00:19:23) HackerNotes launch

(00:21:29) Gitlab CVE

(00:27:45) Invisible Prompt Injection

(00:33:52) Vulnerable Code Patterns

(00:37:51) Sanitization, but then modification of data afterward

(00:45:39) Auth check inside body of if statement

(00:48:15) sCheck for bad patterns with if, but then don't do any control flow

(00:50:21) Bad Regex

(01:00:36) Replace statements for sanitization

(01:04:32) Anything that allows you to call functions or control code flow in uncommon ways

Jaksot(165)

Episode 93: A Chat with Dr. Bouman - Life as a Hacker and a Doctor

Episode 93: A Chat with Dr. Bouman - Life as a Hacker and a Doctor

Episode 93: In this episode of Critical Thinking - Bug Bounty Podcast we’re joined by Dr. Jonathan Bouman to discuss his unique journey as both a Hacker and a Healthcare Professional. We talk through ...

17 Loka 20241h 41min

Episode 92 - SAML XPath Confusion, Chinese DNS Poisoning, and AI Powered 403 Bypasser

Episode 92 - SAML XPath Confusion, Chinese DNS Poisoning, and AI Powered 403 Bypasser

Episode 92: In this episode of Critical Thinking - Bug Bounty Podcast In this episode Justin and Joel tackle a host of new research and write-ups, including Ruby SAML, 0-Click exploits in MediaTek Wi-...

10 Loka 202447min

Episode 91: Zero to LHE in 9 Months (feat gr3pme)

Episode 91: Zero to LHE in 9 Months (feat gr3pme)

Episode 91: In this episode of Critical Thinking - Bug Bounty Podcast Justin Gardner sits down with Critical Thinking’s own HackerNotes writer Brandyn Murtagh (gr3pme) to talk about his journey with B...

3 Loka 20241h 22min

Episode 90: 5k Clickjacking, Encryption Oracles, and Cursor for PoCs

Episode 90: 5k Clickjacking, Encryption Oracles, and Cursor for PoCs

Episode 90: In this episode of Critical Thinking - Bug Bounty Podcast Joel and Justin recap some of their recent hacking ups and downs and have a lively chat about Cursor. Then they cover some some re...

26 Syys 202451min

Episode 89: The Untapped Bug Bounty Landscape of IoT w/ Matt Brown

Episode 89: The Untapped Bug Bounty Landscape of IoT w/ Matt Brown

Episode 89: In this episode of Critical Thinking - Bug Bounty Podcast We’re joined live by Matt Brown to talk about his journey with hacking in the IoT. We cover the specializations and challenges in ...

19 Syys 20241h 58min

Episode 88: News, Tools, and Writeups

Episode 88: News, Tools, and Writeups

Episode 88: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joel tackle a whole slate of new research including a new cheat sheet for URL validation bypass from Portswigger, the i...

12 Syys 20241h 6min

Episode 87: 'Hacker Wife' Mariah Gardner on Bug Bounty mentality and relationships

Episode 87: 'Hacker Wife' Mariah Gardner on Bug Bounty mentality and relationships

Episode 87: In this episode of Critical Thinking - Bug Bounty Podcast Justin sits down with none other than his wife Mariah to talk about Bug Bounty from the perspective of a Significant Other. They s...

5 Syys 20241h 26min

Episode 86: The X-Correlation between Frans & RCE - Research Drop

Episode 86: The X-Correlation between Frans & RCE - Research Drop

Episode 86: In this episode of Critical Thinking - Bug Bounty Podcast Frans blows Justin’s mind with a sneak peak of his new presentation. Note: This is a little different from our normal episode, and...

29 Elo 202442min