DiscoverDay[0][bounty] A Zoom RCE, VMware Auth Bypass, and GitLab Stored XSS
[bounty] A Zoom RCE, VMware Auth Bypass, and GitLab Stored XSS

[bounty] A Zoom RCE, VMware Auth Bypass, and GitLab Stored XSS

Update: 2022-05-31
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Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/a-zoom-rce-vmware-auth-bypass-and-gitlab-stored-xss.html


Last bounty episode before our summer vacation, and we are ending off with some cool issues. XML Stanza smuggling in Zoom for a MitM attack, an odd auth bypass, a Gitlab Stored XSS and gadget based CSP bypass, and an interesting technique to leverage a path traversal/desync against NGINX Plus


[00:01:00 ] How I hacked CTX and PHPass Modules


[00:10:55 ] [Zoom] Remote Code Execution with XMPP Stanza Smuggling


[00:19:38 ] VMware Authentication Bypass Vulnerability [CVE-2022-22972]


[00:23:05 ] Breaking Reverse Proxy Parser Logic


[00:26:44 ] [GitLab] Stored XSS in Notes (with CSP bypass)


[00:37:13 ] GhostTouch: Targeted Attacks on Touchscreens without Physical Touch


[00:48:00 ] Resources While We Are Gone


The DAY[0] Podcast episodes are streamed live on Twitch (@dayzerosec) twice a week:



  • Mondays at 3:00 pm Eastern (Boston) we focus on web and more bug bounty style vulnerabilities

  • Tuesdays at 7:00 pm Eastern (Boston) we focus on lower-level vulnerabilities and exploits.


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[bounty] A Zoom RCE, VMware Auth Bypass, and GitLab Stored XSS

[bounty] A Zoom RCE, VMware Auth Bypass, and GitLab Stored XSS

dayzerosec