QID 377083

Date Published: 2022-09-15

QID 377083: Zoom Client for Meetings Denial of Service (DoS) Vulnerability (ZSB-22002)

Zoom provides video communications with a cloud platform for video and audio conferencing, chat, and webinars across mobile, desktop, and room systems.

CVE-2022-22780: The Zoom Client for Meetings chat functionality was susceptible to Zip bombing attacks.

Affected Versions:
Zoom Client for Meetings for Windows before version 5.6.3
Zoom Client for Meetings for Linux before version 5.8.6
Zoom Client for Meetings for macOS before version 5.7.3

QID Detection Logic (Authenticated):
Windows: This authenticated QID detects vulnerable Zoom Client prior to version 5.6.3

Linux: This authenticated QID detects vulnerable Zoom Client prior to version 5.8.6

MacOS: This authenticated QID detects vulnerable Zoom Client prior to version 5.7.3

Successful exploitation of this vulnerability could lead to availability issues on the client host by exhausting system resources.

  • CVSS V3 rated as High - 6.5 severity.
  • CVSS V2 rated as High - 7.8 severity.
    • Solution
    Customers are advised to upgrade to Zoom Client for Meetings for Windows 5.6.3, Zoom Client for Meetings for macOS 5.7.3, Zoom Client for Meetings for Linux 5.8.6 or later to remediate these vulnerabilities.

    Vendor References

    CVEs related to QID 377083

    CVE-2022-22780 |
    Software Advisories
    Advisory ID Software Component Link
    ZSB-22002 URL Logo explore.zoom.us/en/trust/security/security-bulletin/
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