CVE-2020-11877: Zoom Meetings

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

airhost.exe in Zoom Client for Meetings 4.6.11 uses 3423423432325249 as the Initialization Vector (IV) for AES-256 CBC encryption. NOTE: the vendor states that this IV is used only within unreachable code

Affected products

• Zoom Meetings: version 4.6.11 only

Published 2020-04-17. Last modified 2026-06-17.