Zoom On-Premise Deployments: Stack Buffer Overflow in Meeting Connector

  • ZSB-22012
  • CVE-2022-28750
  • High
  • 7.5
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Zoom On-Premise Meeting Connector Zone Controller (ZC) before version 4.8.20220419.112 fails to properly parse STUN error codes, which can result in memory corruption and could allow a malicious actor to crash the application. In versions older than 4.8.12.20211115, this vulnerability could also be leveraged to execute arbitrary code.

 

For Zoom On-Premise Deployments, IT administrators can help keep their Zoom software up-to-date by following this guidance:
https://support.zoom.us/hc/en-us/articles/360043960031 

  • Zoom On-Premise Meeting Connector Zone Controller (ZC) before version 4.8.20220419.112

Reported by Zoom Offensive Security Team

Revision Date Description
1.0 08/09/2022

Initial Publication