CVE-2023-22881— Denial of Service in Zoom Clients
Quick assessment
Affected
Zoom Video Communications Inc Zoom (for Android, iOS, Linux, macOS, and Windows) clients before version 5.13.5
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 5.13.5 之前版本存在缓冲区错误漏洞，攻击者利用该漏洞可以向受害者 Zoom 客户端发送特制的 UDP 流量，远程导致客户端崩溃，从而导致拒绝服务。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2023-22881
Vulnerability Information
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Vulnerability Title
Denial of Service in Zoom Clients
Source: CVE Program / CVE List V5
Vulnerability Description
Zoom clients before version 5.13.5 contain a STUN parsing vulnerability. A malicious actor could send specially crafted UDP traffic to a victim Zoom client to remotely cause the client to crash, causing a denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Zoom Client 缓冲区错误漏洞
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 5.13.5 之前版本存在缓冲区错误漏洞，攻击者利用该漏洞可以向受害者 Zoom 客户端发送特制的 UDP 流量，远程导致客户端崩溃，从而导致拒绝服务。
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 (for Android, iOS, Linux, macOS, and Windows) clients before version 5.13.5 | unspecified ~ 5.13.5 | - |
|
II. Public POCs for CVE-2023-22881
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-22881 (1)
Same Patch Batch · Zoom Video Communications Inc · 2023-03-16 · 4 CVEs total
| CVE-2023-22883 | 7.2 HIGH | Local Privilege Escalation in Zoom for Windows Installers |
| CVE-2023-22880 | 6.8 MEDIUM | Information Disclosure in Zoom for Windows Clients |
| CVE-2023-22882 | 6.5 MEDIUM | Denial of Service in Zoom Clients |
IV. Related Vulnerabilities
Same vendor: Zoom Video Communications Inc
-
CVE-2023-28597
Improper trust boundary implementation for SMB in Zoom Clien -
CVE-2023-28596
Local Privilege Escalation in Zoom for macOS Installers -
CVE-2023-22882
Denial of Service in Zoom Clients -
CVE-2023-22883
Local Privilege Escalation in Zoom for Windows Installers -
CVE-2023-22880
Information Disclosure in Zoom for Windows Clients
Same weakness: CWE-119
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V. Comments for CVE-2023-22881
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