Zoom · Zoom Client For Meetings · CVE-2021-34420
**Name of the Vulnerable Software and Affected Versions**
Zoom Client for Meetings for Windows versions prior to 5.5.4
**Description**
The issue is related to the improper verification of cryptographic signatures for files with .msi, .ps1, and .bat extensions. This could allow a malicious actor to install malicious software on a customer's computer, potentially compromising the integrity of protected information.
**Recommendations**
For versions prior to 5.5.4, update to version 5.5.4 or later to resolve the issue. As a temporary workaround, consider restricting the execution of files with .msi, .ps1, and .bat extensions until the update is applied.