Zoom Rooms Installer Local Privilege Escalation

  • ZSB-21007
  • CVE-2021-34411
  • Medium
  • 4.4
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

During the installation process forZoom Rooms for Conference Room for Windows before version 5.3.0 it is possible to launch Internet Explorer with elevated privileges. If the installer was launched with elevated privileges such as by SCCM this can result in a local privilege escalation.

Users can help keep themselves secure by applying current updates or downloading the latest Zoom software with all current security updates from https://zoom.us/download.

  • Zoom Rooms for Conference Room for Windows before version 5.3.0
  • Zoom Rooms for Conference before version 5.1.0

Reported by the Lockheed Martin Red Team

Revision Date Description
1.0 09/30/2021

Initial Publication