Episode 52: Best Technical Content from Year 1 of CTBB Podcast

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 video is recommended. So head over to ctbb.show/yt if you feel like you’re missing something.Follow us on twitter at: @ctbbpodcastWe're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!------ Links ------Find the Hackernotes: https://blog.criticalthinkingpodcast.io/Follow your hosts Rhynorater & Teknogeek on twitter:https://twitter.com/0xteknogeekhttps://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.Shop our new swag store at ctbb.show/swagWatch this Episode on Youtube - ctbb.show/ytToday’s Guest: Frans Rosen - https://x.com/fransrosenView the slides of this presentation at https://speakerdeck.com/fransrosen/x-correlation-injections-or-how-to-break-server-side-contextsTimestamps(00:00:00) Introduction(00:04:09) x-correlation injection(00:21:10) Server-side JSON-Injection(00:32:10) Fuzz Blindly and Optimizing Blind RCE

29 Aug 202442min

Episode 85: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joel talk through some of the research coming out of DEFCON, mainly from the PortSwigger team. Web timing attacks, cache exploitation, and exploits related to email protocols are all featured. Plus we also talk some fun Apache hacks from Orange TsaiFollow us on twitter at: @ctbbpodcastWe're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!------ Links ------Find the Hackernotes: https://blog.criticalthinkingpodcast.io/Follow your hosts Rhynorater & Teknogeek on twitter:https://twitter.com/0xteknogeekhttps://twitter.com/rhynorater------ Ways to Support CTBBPodcast ------Hop on the CTBB Discord at https://ctbb.show/discord!Check out our new SWAG store at https://ctbb.show/swag!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 - ThreatLockerResourcesListen to the whispershttps://portswigger.net/research/listen-to-the-whispers-web-timing-attacks-that-actually-workSplitting the email atomhttps://portswigger.net/research/splitting-the-email-atomGotta cache 'em allhttps://portswigger.net/research/gotta-cache-em-allHTTP Gardenhttps://github.com/narfindustries/http-gardenConfusion Attacks: Exploiting Hidden Semantic Ambiguity in Apache HTTP Server! https://blog.orange.tw/2024/08/confusion-attacks-en.html#%E2%9C%94%EF%B8%8F-2-2-2-Local-Gadget-to-XSSTrusted API Typeshttps://developer.mozilla.org/en-US/docs/Web/API/Trusted_Types_APIUntrusted Typeshttps://github.com/filedescriptor/untrusted-types Timestamps:(00:00:00) Introduction(00:09:45) 'Listen to the whispers'(00:30:03) 'Splitting the email atom'(00:58:42) 'Gotta cache 'em all'(01:21:03) 'Confusion Attacks'

22 Aug 20241h 30min

Episode 84: In this episode of Critical Thinking - Bug Bounty Podcast, Justin is joined by Roni Carta (@0xLupin) to discuss their MVH win at the recent Google LHE, and share some technical observations they had with the target and the event.Follow us on twitter at: @ctbbpodcastWe're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!------ Links ------Find the Hackernotes: https://blog.criticalthinkingpodcast.io/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 Guest: https://x.com/0xLupinToday’s Sponsor - ThreatLockerTimestamps:(00:00:00) Introduction(00:02:12) MHV Debrief(00:09:05) Sandboxes and Comfort Zones(00:13:24) SDKs and Legal Compliance(00:19:29) Age of Target and Platform-Exclusive Hunters

15 Aug 202427min

Episode 83: In this episode of Critical Thinking - Bug Bounty Podcast Joel and Justin are brainstorming new features and improvements for Caido, such as the implementation of a 403 bypassing workflow, a text expander, Tracing Cookies, and more.Follow us on twitter at: @ctbbpodcastWe're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!------ Links ------Follow your hosts Rhynorater & Teknogeek on twitter:https://twitter.com/0xteknogeekhttps://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 - ThreatLockerResources:Post from Gareth Heyeshttps://x.com/garethheyes/status/1811084674988474417Wiki List of XML and HTMLhttps://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_entity_references#List_of_character_entity_references_in_HTMLHackerOne Leaderboard Changeshttps://x.com/scarybeasts/status/1810813103354892666Espansohttps://espanso.org/Critical Thinkers Discordctbb.show/criticalthinkersOauth Scanhttps://portswigger.net/bappstore/8ef2db1173e8432c8797831c2e730727Timestamps:(00:00:00) Introduction(00:03:12) News(00:13:20) Into the Brainstorm(00:13:41) 403 Bypasser(00:20:34) "Expaido"(00:31:34) Trace Cookies(00:42:01) Highlight Decoding Expansion and AI integrations(00:49:08) OAuth Testing, API Highlighter, and Note-taking

8 Aug 202454min

Episode 82: In this episode of Critical Thinking - Bug Bounty Podcast Joel Margolis discusses strategies and tips for part-time bug bounty hunting. He covers things like finding (and enforcing) balance, picking programs and goals, and streamlining your process to optimize productivity.Follow us on twitter at: @ctbbpodcastWe're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!------ Links ------Follow your hosts Rhynorater & Teknogeek on twitter:https://twitter.com/0xteknogeekhttps://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 - ThreatLockerResources:Evernote RCE Posthttps://0reg.dev/blog/evernote-rceServiceNow Bug Chainhttps://www.assetnote.io/resources/research/chaining-three-bugs-to-access-all-your-servicenow-dataDouglas Day's Talk on finding 'no's'https://youtu.be/G1RHa7l1Ys4?si=TY16ULsEIfJ9CMKkTimestamps:(00:01:37) Introduction(00:02:24) Evernote RCE Post(00:06:47) AssetNote ServiceNow Bug Chain(00:12:16) Part-Time Bug Bounty: Balance and Accountability(00:18:04) Picking programs: Impact and Payout(00:28:46) Streamline your process

1 Aug 202436min

Episode 81: In this episode of Critical Thinking - Bug Bounty Podcast Justin is joined by MatanBer to go over some recent bug reports, as well as share some tips and tricks on client-side hacking and using DevTools effectively.Follow us on twitter at: @ctbbpodcastWe're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!------ Links ------Follow your hosts Rhynorater & Teknogeek on twitter:https://twitter.com/0xteknogeekhttps://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 - ThreatLockerToday’s Guest: https://x.com/MtnBerResources:Beyond XSShttps://aszx87410.github.io/beyond-xss/en/Web VSCode XSShttps://gitlab.com/gitlab-org/gitlab/-/issues/461328Timestamps(00:00:00) Introduction(00:05:24) Learning and Labs(00:17:29) DevTools tips and tricks(00:49:49) General Client-Side hacking tips(01:09:59) Self-XSS Storytime(01:32:16) Bug Reports(01:46:37) Brainstorming a Client-side HUD

25 Jul 20242h 4min

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 EventsFollow us on twitter at: @ctbbpodcastWe're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!------ Links ------Follow your hosts Rhynorater & Teknogeek on twitter:https://twitter.com/0xteknogeekhttps://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 - ThreatLockerToday’s Guest: https://x.com/SinSinologyBlog: https://sinsinology.medium.com/Resources:WhatsUp Gold Pre-Auth RCEAdvanced .NET Exploitation TrainingdnSpyExQEMUUnicorn EngineQilinglibAFLAlex Plaskett interviewTippingPointFlashback TeamTimestamps:(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

18 Jul 20242h 49min

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: @ctbbpodcastSend us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!------ Links ------Follow your hosts Rhynorater & Teknogeek on twitter:https://twitter.com/0xteknogeekhttps://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 ExtensionsEscalating Client Side Path TraversalFull-time Bug Bounty BlueprintSequential Import ChainingCSS ExfiltationLink that Justin was talking aboutFont LigaturesLava Dome bypassStealing Data in Great StyleSteal Script ContentsMasato Kinugawa's tweetAttacking with Just CSSCSS Injection PrimitivesTimestamps:(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

11 Jul 20241h 10min