Zoom Client for Meetings < 5.5.4 Vulnerability (ZSB-21016)

high Nessus Plugin ID 168815

Synopsis

The remote host has an application installed that is affected by a vulnerability.

Description

The version of Zoom Client for Meetings installed on the remote host is prior to 5.5.4. It is, therefore, affected by a vulnerability as referenced in the ZSB-21016 advisory.

- 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. Zoom addressed this issue in the 5.5.4 Zoom Client for Meetings for Windows release. 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.
(CVE-2021-34420)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Zoom Client for Meetings 5.5.4 or later.

See Also

http://www.nessus.org/u?aae4ca4c

Plugin Details

Severity: High

ID: 168815

File Name: zoom_client_ZSB-21016.nasl

Version: 1.3

Type: local

Agent: windows

Family: Windows

Published: 12/15/2022

Updated: 12/16/2022

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2021-34420

CVSS v3

Risk Factor: High

Base Score: 7.4

Temporal Score: 6.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:zoom:zoom, cpe:/a:zoom:meetings

Exploit Ease: No known exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 11/9/2021

Reference Information

CVE: CVE-2021-34420