CVE Vulnerabilities

CVE-2021-34420

Improper Verification of Cryptographic Signature

Published: Nov 11, 2021 | Modified: Dec 16, 2021
CVSS 3.x
7.4
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

The Zoom Client for Meetings for Windows installer before version 5.5.4 does not properly verify the signature of files with .msi, .ps1, and .bat extensions. This could lead to a malicious actor installing malicious software on a customer’s computer.

Weakness

The product does not verify, or incorrectly verifies, the cryptographic signature for data.

Affected Software

Name Vendor Start Version End Version
Zoom_client_for_meetings Zoom * 5.4.4 (excluding)

References