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CVE-2022-22782— Local privilege escalation in Windows Zoom Clients

Quick assessment

Affected
Zoom Video Communications Inc Zoom Client for Meetings for Windows
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 Rooms是美国ZOOM公司的一个基于软件的会议系统。允许在固定终端上进行网络会议的系统，类似于传统的视频会议系统。 Zoom Rooms存在安全漏洞，该漏洞源于在安装程序修复操作期间容易受到本地权限升级问题的影响。恶意行为者可以利用它来潜在地删除系统级文件或文件夹，从而导致用户主机上的完整性或可用性问题。

CVSS 7.9 · High EPSS 0.38% · P29

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2022-22782

Vulnerability Information
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Vulnerability Title
Local privilege escalation in Windows Zoom Clients
Source: CVE Program / CVE List V5
Vulnerability Description
The Zoom Client for Meetings for Windows prior to version 5.9.7, Zoom Rooms for Conference Room for Windows prior to version 5.10.0, Zoom Plugins for Microsoft Outlook for Windows prior to version 5.10.3, and Zoom VDI Windows Meeting Clients prior to version 5.9.6; was susceptible to a local privilege escalation issue during the installer repair operation. A malicious actor could utilize this to potentially delete system level files or folders, causing integrity or availability issues on the user’s host machine.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
ZOOM Rooms 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZOOM Rooms是美国ZOOM公司的一个基于软件的会议系统。允许在固定终端上进行网络会议的系统，类似于传统的视频会议系统。 Zoom Rooms存在安全漏洞，该漏洞源于在安装程序修复操作期间容易受到本地权限升级问题的影响。恶意行为者可以利用它来潜在地删除系统级文件或文件夹，从而导致用户主机上的完整性或可用性问题。
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 Windows unspecified ~ 5.9.7 -
Zoom Video Communications Inc Zoom Rooms for Conference Room for Windows unspecified ~ 5.10.0 -
Zoom Video Communications Inc Zoom Plugins for Microsoft Outlook for Windows unspecified ~ 5.10.3 -
Zoom Video Communications Inc Zoom VDI Windows Meeting Clients unspecified ~ 5.9.6 -

II. Public POCs for CVE-2022-22782

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III. Intelligence Information for CVE-2022-22782

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Other References for CVE-2022-22782 (1)

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

CVE-2022-22781 7.5 HIGH Update package downgrade in Zoom Client for Meetings for MacOS
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 Windows
Same vendor: Zoom Video Communications Inc

V. Comments for CVE-2022-22782

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