Day[0]

[Bounty] RocketChat RCE, Flickr, and a Critical Smart Contract Bug

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Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/rocketchat-rce-flickr-and-a-critical-smart-contract-bug.html

More cases of developers make insecure assumptions and getting owned because of it. This week we've got a Flickr account takeover, escalating restricted SSRF into something more useful, and XSS to RCE in Rocket.Chat.

[00:00:34] Rocket.Chat Client-side Remote Code Execution

[00:10:14] Flickr Account Takeover

[00:24:33] Turning bad SSRF to good SSRF: Websphere Portal

[00:34:47] Polygon Lack Of Balance Check Bugfix Postmortem

[00:45:22] Fuzzing for XSS via nested parsers condition

[00:52:35] Cache Poisoning at Scale

[00:54:48] Fixing the Unfixable: Story of a Google Cloud SSRF

The DAY[0] Podcast episodes are streamed live on Twitch (@dayzerosec) 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.

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    You can also join our discord: https://discord.gg/daTxTK9

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