Episode 80: In this episode of Critical Thinking - Bug Bounty Podcast Justin is joined by Sina Kheirkhah to talk about the start of his hacking journey and explore the differences between the Pwn2Own and HackerOne Events

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We're new to this podcasting thing, so feel free to send us any feedback here: [email protected]

Shoutout to YTCracker for the awesome intro music!

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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 - ThreatLocker

Today’s Guest: https://x.com/SinSinology

Blog: https://sinsinology.medium.com/

Resources:

WhatsUp Gold Pre-Auth RCE

Advanced .NET Exploitation Training

dnSpyEx

QEMU

Unicorn Engine

Qiling

libAFL

Alex Plaskett interview

TippingPoint

Flashback Team

Timestamps:

(00:00:00) Introduction

(00:12:45) Learning, Mentorship, and Failure

(00:29:34) Pentesting and Pwn2Own

(00:40:05) Hacking methodology

(01:01:57) Debuggers and shells in IoT Devices

(01:35:40) Differences between ZDI and HackerOne

(02:02:27) Pwn2Own Steps and Stories

(02:14:06) Master of Pwn Title

(02:29:54) Bug reports

Episode 79: In this episode of Critical Thinking - Bug Bounty Podcast we deepdive CSS injection, and explore topics like sequential import chaining, font ligatures, and attribute exfiltration.

Follow us on twitter at: @ctbbpodcast

Send us any feedback here: [email protected]

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.

Resources:

SpaceRaccoon's Universal Code Execution Extensions

Escalating Client Side Path Traversal

Full-time Bug Bounty Blueprint

Sequential Import Chaining

CSS Exfiltation

Link that Justin was talking about

Font Ligatures

Lava Dome bypass

Stealing Data in Great Style

Steal Script Contents

Masato Kinugawa's tweet

Attacking with Just CSS

CSS Injection Primitives

Timestamps:

(00:00:00) Introduction

(00:02:32) Universal Code Execution

(00:11:32) Escalating Client Side Path Traversal

(00:16:56) Justin's Defcon talk & Bug Bounty Blueprint

(00:23:32) CSS Injection

(00:39:23) Font Ligatures

(00:54:30) Descent Override and display:block

Episode 78: In this episode of Critical Thinking - Bug Bounty Podcast we’re talking about writing reports. We share some tips that we’ve learned, and discuss ways that AI can (and can’t) help with that process. We also talk about the benefit of using tools like Fabric, Loom, and ShareX.

Follow us on twitter at: @ctbbpodcast

We're new to this podcasting thing, so feel free to send us any feedback here: [email protected]

Shoutout to YTCracker for the awesome intro music!

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

Follow your hosts Rhynorater & Teknogeek on twitter:

------ 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 - ThreatLocker

Resources:

XSS WAF Bypass by multi-char HTML entities

Shazzer

Next.js and cache poisoning

Nagli's Nuclei Template

hey why can't you fix this one bug

Justin's reporting templating software

Fabric

BB Report Formatter

2to3 Automated Python Converter

ShareX

Skitch

Timestamps:

(00:00:00) Introduction

(00:04:00) XSS WAF Bypass by Multi-char HTML Entities

(00:11:59) Next.js and Cache Poisoning

(00:18:03) Nagli's Nuclei Template and Sean Yeoh's Blog

(00:27:34) Report Writing and AI

(00:50:02) Reporting tips

Episode 77: In this episode of Critical Thinking - Bug Bounty Podcast Joel and Justin discuss some fresh writeups including some MongoDB injections, ORMs, and exploits in Kakao and iOS before pivoting into a conversation about staying motivated and avoiding burnout while hunting.

Follow us on twitter at: @ctbbpodcast

We're new to this podcasting thing, so feel free to send us any feedback here: [email protected]

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.

Resources:

MongoDB NoSQL Injection

https://soroush.me/blog/2024/06/mongodb-nosql-injection-with-aggregation-pipelines/

Mongo DB Is Web Scale

https://www.youtube.com/watch?v=b2F-DItXtZs

1-click Exploit in Kakao

https://stulle123.github.io/posts/kakaotalk-account-takeover/

Unsecure time-based secret and Sandwich Attack

https://www.aeth.cc/public/Article-Reset-Tolkien/secret-time-based-article-en.html

Reset Tolkien

https://github.com/AethliosIK/reset-tolkien

iOS URL Scheme Hijacking Revamped

https://evanconnelly.github.io/post/ios-oauth/

PLORMBING YOUR DJANGO ORM

https://www.elttam.com/blog/plormbing-your-django-orm/#content

Timestamps:

(00:00:00) Introduction

(00:02:07) MongoDB NoSQL Injection

(00:12:42) 1-click Exploit in Kakao

(00:33:21) Time-based secrets and Reset Tolkien

(00:39:26) iOS URL Scheme Hijacking Revamped

(00:51:42) ORMs

(00:58:57) Community Bug Submission

(01:07:45) Motivation, Mental Sharpness, and Burnout avoidance

Episode 76: In this episode of Critical Thinking - Bug Bounty Podcast we’re talking about Match and Replace and the often overlooked use cases for it, like bypassing paywalls, modifying host headers, and storing payloads. We also talk about the HackerOne Ambassador World Cup and the issues with dupe submissions, and go through some write-ups.

Follow us on twitter at: @ctbbpodcast

We're new to this podcasting thing, so feel free to send us any feedback here: [email protected]

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

Resources

Zoom Session Takeover

https://nokline.github.io/bugbounty/2024/06/07/Zoom-ATO.html

SharePoint XXE

https://x.com/thezdi/status/1796207012520366552

Shazzer

https://shazzer.co.uk/

Timestamps:

(00:00:00) Introduction

(00:05:06) H1 Ambassador World Cup

(00:13:57) Zoom ATO bug

(00:33:28) SharePoint XXE

(00:39:36) Shazzer

(00:46:36) Match and Replace

(01:13:01) Match and Replace in Mobile

(01:21:13) Header Replacements

Episode 75: In this episode of Critical Thinking - Bug Bounty Podcast, Justin and Joel are sick, So instead of a new full episode, we're going back 30 episodes to review.

Follow us on twitter at: @ctbbpodcast

We're new to this podcasting thing, so feel free to send us any feedback here: [email protected]

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!

Today's Guest: https://twitter.com/fransrosen

Detectify

Discovering s3 subdomain takeovers

https://labs.detectify.com/writeups/hostile-subdomain-takeover-using-heroku-github-desk-more/

bucket-disclose.sh

https://gist.github.com/fransr/a155e5bd7ab11c93923ec8ce788e3368

A deep dive into AWS S3 access controls

Attacking Modern Web Technologies

Live Hacking like a MVH

Account hijacking using Dirty Dancing in sign-in OAuth flows

Timestamps:

(00:00:00) Introduction

(00:11:41) Franz Rosen's Bug Bounty Journey and Detectify

(00:20:21) Pseudo-code, typing, and thinking like a dev

(00:27:11) Hunter Methodologies and automationists

(00:42:31) Time on targets, Iteration vs. Ideation

(00:58:01) S3 subdomain takeovers

(01:11:53) Blog posting and hosting motivations

(01:20:21) Detectify and entrepreneurial endeavors

(01:36:41) Attacking Modern Web Technologies

(01:52:51) postMessage and MessagePort

(02:05:00) Live Hacking and Collaboration

(02:20:41) Account Hijacking and OAuth Flows

(02:35:39) Hacking + Parenthood

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: [email protected]

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

Episode 73: In this episode of Critical Thinking - Bug Bounty Podcast we give a brief recap of Nahamcon and then touch on some topics like WAF bypass tools, sandboxed iframes, and programs redacting your reports.

Follow us on twitter at: @ctbbpodcast

We're new to this podcasting thing, so feel free to send us any feedback here: [email protected]

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

Resources:

?. Tweet

https://x.com/garethheyes/status/1786836956032176215

NoWafPls

https://github.com/assetnote/nowafpls

Redacted Reports

https://x.com/deadvolvo/status/1790397012468199651

Breaking CORS

https://x.com/MtnBer/status/1794657827115696181

Sandbox-iframe XSS challenge solution

https://joaxcar.com/blog/2024/05/16/sandbox-iframe-xss-challenge-solution/

iframe and window.open magic

https://blog.huli.tw/2022/04/07/en/iframe-and-window-open/#detecting-when-a-new-window-has-finished-loading

domloggerpp

https://github.com/kevin-mizu/domloggerpp

Timestamps

(00:00:00) Introduction

(00:03:29) ?. Operator in JS and NoWafPls

(00:07:22) Redacting our own reports

(00:11:13) Breaking CORS

(00:17:07) Sandbox-iframes

(00:24:11) Dom hook plugins

Episode 72: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joel discuss some hot research from the past couple months. This includes ways to smuggle payloads in phone numbers and IPv6 Addresses, the NextJS SSRF, the PDF.JS PoC drop, and a GitHub Enterprise Indirect Method Information bug. Also, we have an attack vector featured from Monke!

Follow us on twitter at: @ctbbpodcast

Shoutout to YTCracker for the awesome intro music!

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

Follow your hosts Rhynorater & Teknogeek on twitter:

------ 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

Resources:

PDF.JS Bypass to XSS

https://github.com/advisories/GHSA-wgrm-67xf-hhpq

https://codeanlabs.com/blog/research/cve-2024-4367-arbitrary-js-execution-in-pdf-js/

PDFium

NextJS SSRF by AssetNote

Better Bounty Transparency for hackers

Slonser IPV6 Research

Smuggling payloads in phone numbers

Automatic Plugin SQLi

DomPurify Bypass

Bug Bounty JP Podcast

Github Enterprise send() bug

https://x.com/creastery/status/1787327890943873055

https://x.com/Rhynorater/status/1788598984572813549

Timestamps:

(00:00:09) Introduction

(00:03:20) PDF.JS XSS and NextJS SSRF

(00:12:52) Better Bounty Transparency

(00:20:01) IPV6 Research and Phone Number Payloads

(00:28:20) Community Highlight and Automatic Plugin CVE-2024-27956

(00:33:26) DomPurify Bypass and Github Enterprise send() bug

(00:46:12) Caido cookie and header extension updates

Episode 71: In this episode of Critical Thinking - Bug Bounty Podcast Keith Hoodlet joins us to weigh in on the VDP Debate. He shares some of his insights on when VDPs are appropriate in a company's security posture, and the challenges of securing large organizations. Then we switch gears and talk about AI bias bounties, where Keith explains the approach he takes to identify bias in chatbots and highlights the importance of understanding human biases and heuristics to better hack AI.

Follow us on twitter at: @ctbbpodcast

We're new to this podcasting thing, so feel free to send us any feedback here: [email protected]

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.

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

Today's Sponsor - Project Discovery: https://nux.gg/podcast

Today’s guest: Keith Hoodlet

https://securing.dev/

Resources:

Daniel Miessler's article about the security poverty line

https://danielmiessler.com/p/the-cybersecurity-skills-gap-is-another-instance-of-late-stage-capitalism/

Hacking AI Bias

https://securing.dev/posts/hacking-ai-bias/

Hacking AI Bias Video

https://youtu.be/AeFZA7xGIbE?si=TLQ7B3YtzPWXS4hq

Sarah's Hoodlet's new book

https://sarahjhoodlet.com

Link to Amazon Page

https://a.co/d/c0LTM8U

Timestamps:

(00:00:00) Introduction

(00:04:09) Keith's Appsec Journey

(00:16:24) The Great VDP Debate Redux

(00:47:18) Platform/Hunter Incentives and Government Regulation

(01:06:24) AI Bias Bounties

(01:26:27) AI Techniques and Bugcrowd Contest