[bounty] Attacking OAuth, Citrix, and some P2O Drama

Kicking off the week with a bit of Pwn2Own drama, then taking a look at an OAuth attack against Grammarly and a couple other sites, a fun little polyglot file based attack, and Citrix Bleed, a snprintf information disclosure vulnerability on the web. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/221.html [00:00:00] Introduction [00:01:24] Wyze Cam v3 - Pwn2Own Drama [00:17:57] Oh-Auth - Abusing OAuth to take over millions of accounts [00:30:55] Exploiting Healthcare Servers with Polyglot Files [CVE-2023-33466] [00:41:06] Citrix Bleed: Leaking Session Tokens with CVE-2023-4966 [00:49:25] Hacking a Silent Disco [00:50:43] DOM-based race condition: racing in the browser for fun The DAY[0] Podcast episodes are streamed live on Twitch twice a week: -- Mondays at 3:00pm Eastern (Boston) we focus on web and more bug bounty style vulnerabilities -- Tuesdays at 7:00pm Eastern (Boston) we focus on lower-level vulnerabilities and exploits. We are also 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/dayzerosec You can also join our discord: https://discord.gg/daTxTK9