Critical Thinking - Bug Bounty Podcast Justin Gardner (Rhynorater) & Joel Margolis (teknogeek)

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