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CVE-2022-22781— Update package downgrade in Zoom Client for Meetings for MacOS

Quick assessment

Affected
Zoom Video Communications Inc Zoom Client for Meetings for MacOS (Standard and for IT Admin)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ZOOM Client是美国ZOOM公司的一款支持多种平台的视频会议客户端应用程序。 Zoom Client存在安全漏洞，该漏洞源于可能导致恶意行为者将毫无戒心的用户当前安装的版本更新为安全性较低的版本。

CVSS 7.5 · High EPSS 0.43% · P35

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-22781

Vulnerability Information
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Vulnerability Title
Update package downgrade in Zoom Client for Meetings for MacOS
Source: CVE Program / CVE List V5
Vulnerability Description
The Zoom Client for Meetings for MacOS (Standard and for IT Admin) prior to version 5.9.6 failed to properly check the package version during the update process. This could lead to a malicious actor updating an unsuspecting user’s currently installed version to a less secure version.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Zoom Client 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZOOM Client是美国ZOOM公司的一款支持多种平台的视频会议客户端应用程序。 Zoom Client存在安全漏洞，该漏洞源于可能导致恶意行为者将毫无戒心的用户当前安装的版本更新为安全性较低的版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Zoom Video Communications Inc Zoom Client for Meetings for MacOS (Standard and for IT Admin) unspecified ~ 5.9.6 -

II. Public POCs for CVE-2022-22781

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III. Intelligence Information for CVE-2022-22781

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Other References for CVE-2022-22781 (1)

Same Patch Batch · Zoom Video Communications Inc · 2022-04-28 · 3 CVEs total

CVE-2022-22782 7.9 HIGH Local privilege escalation in Windows Zoom Clients
CVE-2022-22783 6.5 MEDIUM Process memory exposure in Zoom on-premise Meeting services

IV. Related Vulnerabilities

Same product: Zoom Client for Meetings for MacOS (Standard and for IT Admin)
Same vendor: Zoom Video Communications Inc

V. Comments for CVE-2022-22781

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