Vulnerability · Published Sep 27, 2021 · Assigned by Zoom

CVE-2021-34414

High 7.2

In plain English

A high-severity security flaw in Zoom on-premise Meeting Connector Controller, Zoom on-premise Meeting Connector MMR, Zoom on-premise Recording Connector, Zoom on-premise Virtual Room Connector, Zoom on-premise Virtual Room Connector. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities).

Severity (CVSS NVD)7.2High
Exploit odds (30 days)1.5%top 25.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

The network proxy page on the web portal for the Zoom on-premise Meeting Connector Controller before version 4.6.348.20201217, Zoom on-premise Meeting Connector MMR before version 4.6.348.20201217, Zoom on-premise Recording Connector before version 3.8.42.20200905, Zoom on-premise Virtual Room Connector before version 4.4.6620.20201110, and Zoom on-premise Virtual Room Connector Load Balancer before version 2.5.5495.20210326 fails to validate input sent in requests to update the network proxy configuration, which could lead to remote command injection on the on-premise image by a web portal administrator.

Affected products (as reported)

VendorProductVersions
n/a Zoom on-premise Meeting Connector Controller, Zoom on-premise Meeting Connector MMR, Zoom on-premise Recording Connector, Zoom on-premise Virtual Room Connector, Zoom on-premise Virtual Room Connector Load Balancer Zoom on-premise Meeting Connector Controller before version 4.6.348.20201217, Zoom on-premise Meeting Connector MMR before version 4.6.348.20201217, Zoom on-premise Recording Connector before version 3.8.42.20200905, Zoom on-premise Virtual Room Connector before version 4.4.6620.20201110, Zoom on-premise Virtual Room Connector Load Balancer before version 2.5.5495.20210326

References