Day[0]

• Mitigating Browser Hacking - Interview with John Carse (SquareX Field CISO)

  A special episode this week, featuring an interview with John Carse, Chief Information Security Officer (CISO) of SquareX. John speaks about his background in the security industry, grants insight into attacks on browsers, and talks about the work his team at SquareX is doing to detect and mitigate browser-based attacks.

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• Pulling Gemini Secrets and Windows HVPT

  A long episode this week, featuring an attack that can leak secrets from Gemini's Python sandbox, banks abusing private iOS APIs, and Windows new Hypervisor-enforced Paging Translation (HVPT).Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/280.html[00:00:00] Introduction[00:00:18] Doing the Due Diligence - Analyzing the Next.js Middleware Bypass [CVE-2025-29927][00:29:20] We hacked Google’s A.I Gemini and leaked its source code (at least some part)[00:44:40] Improper Use of Private iOS APIs in some Vietnamese Banking Apps[00:55:03] Protecting linear address translations with Hypervisor-enforced Paging Translation (HVPT)[01:06:57] Code reuse in the age of kCET and HVCI[01:13:02] GhidraMCP: LLM Assisted RE[01:31:45] Emulating iOS 14 with qemuPodcast episodes are available on the usual podcast platforms: -- Apple Podcasts: https://podcasts.apple.com/us/podcast/id1484046063 -- Spotify: https://open.spotify.com/show/4NKCxk8aPEuEFuHsEQ9Tdt -- Google Podcasts: https://www.google.com/podcasts?feed=aHR0cHM6Ly9hbmNob3IuZm0vcy9hMTIxYTI0L3BvZGNhc3QvcnNz -- Other audio platforms can be found at https://anchor.fm/dayzerosecYou can also join our discord: https://discord.gg/daTxTK9

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  1:33:22
• Session-ception and User Namespaces Strike Again

  API hacking and bypassing Ubuntu's user namespace restrictions feature in this week's episode, as well as a bug in CimFS for Windows and revisiting the infamous NSO group WebP bug.Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/279.html[00:00:00] Introduction[00:00:28] Next.js and the corrupt middleware: the authorizing artifact[00:06:15] Pwning Millions of Smart Weighing Machines with API and Hardware Hacking[00:20:37] oss-sec: Three bypasses of Ubuntu's unprivileged user namespace restrictions[00:32:10] CimFS: Crashing in memory, Finding SYSTEM (Kernel Edition)[00:43:18] Blasting Past Webp[00:47:50] We hacked Google’s A.I Gemini and leaked its source code (at least some part)Podcast episodes are available on the usual podcast platforms: -- Apple Podcasts: https://podcasts.apple.com/us/podcast/id1484046063 -- Spotify: https://open.spotify.com/show/4NKCxk8aPEuEFuHsEQ9Tdt -- Google Podcasts: https://www.google.com/podcasts?feed=aHR0cHM6Ly9hbmNob3IuZm0vcy9hMTIxYTI0L3BvZGNhc3QvcnNz -- Other audio platforms can be found at https://anchor.fm/dayzerosecYou can also join our discord: https://discord.gg/daTxTK9

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  49:36
• Extracting YouTube Creator Emails and Spilling Azure Secrets

  This episode features some game exploitation in Neverwinter Nights, weaknesses in mobile implementation for PassKeys, and a bug that allows disclosure of the email addresses of YouTube creators. We also cover some research on weaknesses in Azure.Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/278.html[00:00:00] Introduction[00:00:35] Exploiting Neverwinter Nights[00:08:48] PassKey Account Takeover in All Mobile Browsers [CVE-2024-9956][00:22:51] Disclosing YouTube Creator Emails for a $20k Bounty[00:31:58] Azure’s Weakest Link? How API Connections Spill Secrets[00:39:02] SAML roulette: the hacker always wins[00:40:56] Compromise of Fuse Encryption Key for Intel Security FusesPodcast episodes are available on the usual podcast platforms: -- Apple Podcasts: https://podcasts.apple.com/us/podcast/id1484046063 -- Spotify: https://open.spotify.com/show/4NKCxk8aPEuEFuHsEQ9Tdt -- Google Podcasts: https://www.google.com/podcasts?feed=aHR0cHM6Ly9hbmNob3IuZm0vcy9hMTIxYTI0L3BvZGNhc3QvcnNz -- Other audio platforms can be found at https://anchor.fm/dayzerosecYou can also join our discord: https://discord.gg/daTxTK9

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  44:04
• ESP32 Backdoor Drama and SAML Auth Bypasses

  Discussion this week starts with the ESP32 "backdoor" drama that circled the media, with some XML-based vulnerabilities in the mix. Finally, we cap off with a post on reviving modprobe_path for Linux exploitation, and some discussion around an attack chain against China that was attributed to the NSA.Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/277.html[00:00:00] Introduction[00:00:25] The ESP32 "backdoor" that wasn't[00:14:26] Speedrunners are vulnerability researchers[00:27:58] Sign in as anyone: Bypassing SAML SSO authentication with parser differentials[00:38:47] Impossible XXE in PHP[00:52:41] Reviving the modprobe_path Technique: Overcoming search_binary_handler() Patch[01:04:15] Trigon: developing a deterministic kernel exploit for iOS[01:06:43] An inside look at NSA (Equation Group) TTPs from China’s lensePodcast episodes are available on the usual podcast platforms: -- Apple Podcasts: https://podcasts.apple.com/us/podcast/id1484046063 -- Spotify: https://open.spotify.com/show/4NKCxk8aPEuEFuHsEQ9Tdt -- Google Podcasts: https://www.google.com/podcasts?feed=aHR0cHM6Ly9hbmNob3IuZm0vcy9hMTIxYTI0L3BvZGNhc3QvcnNz -- Other audio platforms can be found at https://anchor.fm/dayzerosecYou can also join our discord: https://discord.gg/daTxTK9

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