Day[0]

In our summer recap, we discuss Phrack's latest issue and talks from the new Off-by-One conference. We also cover some interesting bugs, such as a factorio lua RCE and another RCE via iconv. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/258.html [00:00:00] Introduction [00:01:06] Getting Started with Exploit Development [00:14:07] Bytecode Brea...

In this week's episode, we cover an attack utilizing HSTS for exploiting Android WebViews and abusing YouTube embeds in Google Slides for clickjacking. We also talk about the infamous CUPS attack, and the nuances that seem to be left behind in much of the discussion around it. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/257.html [00:00:00] In...

In this week's episode, we discuss Microsoft's summit with vendors on their intention to lock down the Windows kernel from endpoint security drivers and possibly anti-cheats. We also talk cryptography and about the problems of nonce reuse. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/256.html [00:00:00] Introduction [00:01:12] Friends...

We are back and testing out a new episode format focusing more on discussion than summaries. We start talking a bit about the value of learning hacking by iterating on the same exploit and challenging yourself as a means of practicing the creative parts of exploitation. Then we dive into the recent Intel SGX fuse key leak, talk a bit about what it means, how it happened. We are seeking feedback on...

Memory corruption is a difficult problem to solve, but many such as CISA are pushing for moves to memory safe languages. How viable is rewriting compared to mitigating? Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/254.html [00:00:00] Introduction [00:01:12] Clarifying Scope & Short/Long Term [00:04:28] Mitigations [00:15:37] Safe Languages...

Change is in the air for the DAY[0] podcast! In this episode, we go into some behind the scenes info on the history of the podcast, how it's evolved, and what our plans are for the future. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/253.html [00:00:00] Introduction [00:01:30] Early days of the DAY[0] podcast [00:14:10] Split into bounty a...

Bit of a lighter episode this week with a Linux Kernel ASLR bypass and a clever exploit to RCE FortiGate SSL VPN. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/252.html [00:00:00] Introduction [00:00:29] KASLR bypass in privilege-less containers [00:13:13] Two Bytes is Plenty: FortiGate RCE with CVE-2024-21762 [00:19:32] Making Mojo Exploits Mo...

In this week's bounty episode, an attack takes an XSS to RCE on Mailspring, a simple MFA bypass is covered, and a .NET CRLF injection is detailed in its FTP functionality. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/251.html [00:00:00] Introduction [00:00:20] Making Desync attacks easy with TRACE [00:16:01] Reply to calc: The Attack Chain...

In the 250th episode, we have a follow-up discussion to our "Future of Exploit Development" video from 2020. Memory safety and the impacts of modern mitigations on memory corruption are the main focus.

In this episode we have an libXPC root privilege escalation, a run-as debuggability check bypass in Android, and digital lockpicking on smart locks. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/249.html [00:00:00] Introduction [00:00:21] Progress OpenEdge Authentication Bypass Deep-Dive [CVE-2024-1403] [00:05:19] xpcroleaccountd Root Privilege...

In this week's binary episode, Binary Ninja Free releases along with Binja 4.0, automated infoleak exploit generation for the Linux kernel is explored, and Nintendo sues Yuzu. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/248.html [00:00:00] Introduction [00:00:31] Binary Ninja Free [00:10:25] K-LEAK: Towards Automating the Generation of Mu...

A shorter episode this week, featuring some vulnerabilities impacting Google's AI and a SAML auth bypass. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/247.html [00:00:00] Introduction [00:00:31] We Hacked Google A.I. for $50,000 [00:17:26] SAML authentication bypass vulnerability in RobotsAndPencils/go-saml [CVE-2023-48703] [00:22:17] Expl...

VirtualBox has a very buggy driver, PostgreSQL has an Out of Bounds Access, and lifetime issues are demonstrated in Rust in "safe" code. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/246.html [00:00:00] Introduction [00:00:22] cve-rs [00:18:28] Oracle VM VirtualBox: Intra-Object Out-Of-Bounds Write in virtioNetR3CtrlVlan [00:32:30] Po...

This week's episode features a cache deception issue, Joomla inherits a PHP bug, and a DOM clobbering exploit. Also covered is a race condition in Chrome's extension API published by project zero. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/245.html [00:00:00] Introduction [00:00:21] Cache Deception Without Path Confusion [00:07:15] H...

Linux becomes a CNA and takes a stance on managing CVEs for themselves, and underutilized fuzzing strategies are discussed. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/244.html [00:00:00] Introduction [00:00:14] What to do about CVE numbers - The first article we bring up is the 2019 LWN article able Greg's talk back then. The topic itsel...

In this bounty episode, some straightforward bugs were disclosed in GhostCMS and ClamAV, and Portswigger publishes their top 10 list of web hacking techniques from 2023. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/243.html [00:00:00] Introduction [00:02:15] Ghost CMS Stored XSS Leading to Owner Takeover [CVE-2024-23724] [00:16:07] ClamAV Not...

Google makes some changes to their kCTF competition, and a few kernel bugs shake out of the LogMeIn and wlan VFS drivers. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/242.html [00:00:00] Introduction [00:00:29] Netfilter Tables Removed from kCTF [00:20:23] LogMeIn / GoTo LMIInfo.sys Handle Duplication [00:27:20] Several wlan VFS read handlers...

DEF CON moves venues, the Canadian government moves to ban Flipper Zero, and some XSS issues affect Microsoft Whiteboard and Meta's Excalidraw. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/241.html [00:00:00] Introduction [00:00:33] DEF CON was canceled. [00:16:42] Federal action on combatting auto theft [00:39:03] Jenkins Arbitrary File L...

Libfuzzer goes into maintenance-only mode and syslog vulnerabilities plague some vendors in this week's episode. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/240.html [00:00:00] Introduction [00:00:20] LibFuzzer in Maintainence-only Mode [00:11:41] Heap-based buffer overflow in the glibc's syslog() [CVE-2023-6246] [00:26:33] Hunting fo...

This week we have a crazy crypto fail where some Android devices had updates signed by publicly available private keys, as well as some Docker container escapes. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/239.html [00:00:00] Introduction [00:00:22] Missing signs: how several brands forgot to secure a key piece of Android [00:13:37] ModSecuri...

This week's binary episode features a range of topics from discussion on Pwn2Own's first automotive competition to an insane bug that broke ASLR on various Linux systems. At the lower level, we also have some bugs in UEFI, including one that can be used to bypass Windows Hypervisor Code Integrity mitigation. Links and vulnerability summaries for this episode are available at: https://dayze...

A packed episode this week as we cover recent vulnerabilities from the last two weeks, including some IDORs, auth bypasses, and a HackerOne bug. Some fun attacks such as a resurface of IDN Homograph Attacks and timing attacks also appear. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/237.html [00:00:00] Introduction [00:02:59] 37C3: Unlocked -...

A bit of a game special this week, with a Counter-Strike: Global Offensive vulnerability and an exploit for Factorio. We also have a Linux kernel bug and a Chromecast secure-boot bypass with some hardware hacking mixed in. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/236.html [00:00:00] Introduction [00:00:25] Exploring Counter-Strike: Global...

A short bounty episode featuring some logical bugs in Apache OFBiz, a GitLab Account Takeover, and an unauthenticated RCE in Adobe Coldfusion. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/235.html [00:00:00] Introduction [00:00:20] SonicWall Discovers Critical Apache OFBiz Zero-day [00:11:40] [GitLab] Account Takeover via password reset withou...

This week's highly technical episode has discussion around the exploitation of a libwebp vulnerability we covered previously, memory tagging (MTE) implementation with common allocators, and an insane iPhone exploit chain that targeted researchers. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/234.html [00:00:00] Introduction [00:02:35] Page...