full-disclosure - [FD] From Adobe AEM dispatcher filter rules bypass to successfully triggering XSS on 40+ Linkedin websites [ Youtube Video ]

Open Source and information security mailing list archives

Date: Sun, 14 Mar 2021 15:50:22 +0500
From: Ateek khan <ateek.khan@...il.com>
To: fulldisclosure@...lists.org
Subject: [FD] From Adobe AEM dispatcher filter rules bypass to successfully
 triggering XSS on 40+ Linkedin websites [ Youtube Video ]

[+] Vulnerability Title:

"From Adobe AEM dispatcher filter rules bypass to Reflected XSS
vulnerability on 40+ Linkedin websites"

[+] Video URL:

https://www.youtube.com/watch?v=VwLSUHNhrOw

[+] Details:

This video demonstrates how I was able to find a working bypass of
currently enforced AEM dispatcher filter rules on all Linkedin AEM
instances. This bypass resulted in further escalation where I was able to
trigger an XSS vulnerability successfully.

[+] Report Timeline: Jan 18, 2021, 4:22 AM: First email sent to LSIRC with
complete report + technical POC Jan 18, 2021,7:49 AM: LSIRC acknowledged my
email has been received Jan 19, 2021, 9:39 PM: LSIRC confirmed the
vulnerability and started working on the fix Jan 27, 2021, 4:27 AM: LSIRC
sent a thanks email confirming vulnerability has been patched

Twitter: https://twitter.com/AEMSecurity

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