Vulnerability-Lookup

BDU:2021-06009 (CVE-2021-34424)

Vulnerability from fstec – Published: 2021-12-13 – Updated: 2021-12-13 – View on bdu.fstec.ru Fixed

Title

Уязвимость программного обеспечения для проведения видеоконференций Zoom, связанная с раскрытием информации в ошибочной области данных, позволяющая нарушителю раскрыть защищаемую информацию

Summary

Уязвимость программного обеспечения для проведения видеоконференций Zoom связана с раскрытием информации в ошибочной области данных. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, раскрыть защищаемую информацию

Severity

7.8 (High) CVSS 2.0


                      
                        AV:N/AC:L/Au:N/C:C/I:N/A:N

7.5 (High) CVSS 3.0


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

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Information gathering

Incidents

Being clarified

Remediation

Software update

CWE

CWE-668 - Раскрытие ресурса для ошибочной области

Aliases

CVE-2021-34424

References

1 reference

URL
https://explore.zoom.us/en/trust/security/security-bulletin/

Impacted products

22 products from 2 vendors

Vendors

Zoom Video Communications, Inc.

Products

Zoom Client for Meetings, Zoom Client for Meetings for Blackberry, Zoom Client for Meetings for intune, Zoom Client for Meetings for Chrome OS, Zoom Rooms for Conference Room, Controllers for Zoom Rooms, Zoom VDI Windows Meeting Client, Zoom VDI Azure Virtual Desktop Plugins, Zoom VDI Citrix Plugins, Zoom VDI VMware Plugins, Zoom Meeting SDK for Android, Zoom Meeting SDK for iOS, Zoom Meeting SDK for macOS, Zoom Meeting SDK for Windows, Zoom Video SDK, Zoom On-Premise Meeting Connector Controller, Zoom On-Premise Meeting Connector MMR, Zoom On-Premise Recording Connector, Zoom On-Premise Virtual Room Connector, Zoom On-Premise Virtual Room Connector Load Balancer, Zoom Hybrid Zproxy, Zoom Hybrid MMR

Versions

до 5.8.4 (Zoom Client for Meetings), до 5.8.1 (Zoom Client for Meetings for Blackberry), до 5.8.4 (Zoom Client for Meetings for intune), до 5.0.1 (Zoom Client for Meetings for Chrome OS), до 5.8.3 (Zoom Rooms for Conference Room), до 5.8.3 (Controllers for Zoom Rooms), до 5.8.4 (Zoom VDI Windows Meeting Client), до 5.8.4.21112 (Zoom VDI Azure Virtual Desktop Plugins), до 5.8.4.21112 (Zoom VDI Citrix Plugins), до 5.8.4.21112 (Zoom VDI VMware Plugins), до 5.7.6.1922 (Zoom Meeting SDK for Android), до 5.7.6.1082 (Zoom Meeting SDK for iOS), до 5.7.6.1340 (Zoom Meeting SDK for macOS), до 5.7.6.1081 (Zoom Meeting SDK for Windows), до 1.1.2 (Zoom Video SDK), до 4.8.12.20211115 (Zoom On-Premise Meeting Connector Controller), до 4.8.12.20211115 (Zoom On-Premise Meeting Connector MMR), до 5.1.0.65.20211116 (Zoom On-Premise Recording Connector), до 4.4.7266.20211117 (Zoom On-Premise Virtual Room Connector), до 2.5.5692.20211117 (Zoom On-Premise Virtual Room Connector Load Balancer), до 1.0.1058.20211116 (Zoom Hybrid Zproxy), до 4.6.20211116.131 (Zoom Hybrid MMR)

Product types

Application software

Mitigations

Использование рекомендаций: https://explore.zoom.us/en/trust/security/security-bulletin/

JSON

To clipboard

{
  "CVSS 2.0": "AV:N/AC:L/Au:N/C:C/I:N/A:N",
  "CVSS 3.0": "AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Zoom Video Communications, Inc.",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "\u0434\u043e 5.8.4 (Zoom Client for Meetings), \u0434\u043e 5.8.1 (Zoom Client for Meetings for Blackberry), \u0434\u043e 5.8.4 (Zoom Client for Meetings for intune), \u0434\u043e 5.0.1 (Zoom Client for Meetings for Chrome OS), \u0434\u043e 5.8.3 (Zoom Rooms for Conference Room), \u0434\u043e 5.8.3 (Controllers for Zoom Rooms), \u0434\u043e 5.8.4 (Zoom VDI Windows Meeting Client), \u0434\u043e 5.8.4.21112 (Zoom VDI Azure Virtual Desktop Plugins), \u0434\u043e 5.8.4.21112 (Zoom VDI Citrix Plugins), \u0434\u043e 5.8.4.21112 (Zoom VDI VMware Plugins), \u0434\u043e 5.7.6.1922 (Zoom Meeting SDK for Android), \u0434\u043e 5.7.6.1082 (Zoom Meeting SDK for iOS), \u0434\u043e 5.7.6.1340 (Zoom Meeting SDK for macOS), \u0434\u043e 5.7.6.1081 (Zoom Meeting SDK for Windows), \u0434\u043e 1.1.2 (Zoom Video SDK), \u0434\u043e 4.8.12.20211115 (Zoom On-Premise Meeting Connector Controller), \u0434\u043e 4.8.12.20211115 (Zoom On-Premise Meeting Connector MMR), \u0434\u043e 5.1.0.65.20211116 (Zoom On-Premise Recording Connector), \u0434\u043e 4.4.7266.20211117 (Zoom On-Premise Virtual Room Connector), \u0434\u043e 2.5.5692.20211117 (Zoom On-Premise Virtual Room Connector Load Balancer), \u0434\u043e 1.0.1058.20211116 (Zoom Hybrid Zproxy), \u0434\u043e 4.6.20211116.131 (Zoom Hybrid MMR)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439:\nhttps://explore.zoom.us/en/trust/security/security-bulletin/",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "24.11.2021",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "13.12.2021",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "13.12.2021",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2021-06009",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2021-34424",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Zoom Client for Meetings, Zoom Client for Meetings for Blackberry, Zoom Client for Meetings for intune, Zoom Client for Meetings for Chrome OS, Zoom Rooms for Conference Room, Controllers for Zoom Rooms, Zoom VDI Windows Meeting Client, Zoom VDI Azure Virtual Desktop Plugins, Zoom VDI Citrix Plugins, Zoom VDI VMware Plugins, Zoom Meeting SDK for Android, Zoom Meeting SDK for iOS, Zoom Meeting SDK for macOS, Zoom Meeting SDK for Windows, Zoom Video SDK, Zoom On-Premise Meeting Connector Controller, Zoom On-Premise Meeting Connector MMR, Zoom On-Premise Recording Connector, Zoom On-Premise Virtual Room Connector, Zoom On-Premise Virtual Room Connector Load Balancer, Zoom Hybrid Zproxy, Zoom Hybrid MMR",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": null,
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u0432\u0438\u0434\u0435\u043e\u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0439 Zoom, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430\u044f \u0441 \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u0438\u0435\u043c \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0432 \u043e\u0448\u0438\u0431\u043e\u0447\u043d\u043e\u0439 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u0434\u0430\u043d\u043d\u044b\u0445, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u044c \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u0420\u0430\u0441\u043a\u0440\u044b\u0442\u0438\u0435 \u0440\u0435\u0441\u0443\u0440\u0441\u0430 \u0434\u043b\u044f \u043e\u0448\u0438\u0431\u043e\u0447\u043d\u043e\u0439 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 (CWE-668)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u0432\u0438\u0434\u0435\u043e\u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0439 Zoom \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u0438\u0435\u043c \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0432 \u043e\u0448\u0438\u0431\u043e\u0447\u043d\u043e\u0439 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u0434\u0430\u043d\u043d\u044b\u0445. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e, \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u044c \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041d\u0435\u0441\u0430\u043d\u043a\u0446\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0441\u0431\u043e\u0440 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://explore.zoom.us/en/trust/security/security-bulletin/",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041f\u0440\u0438\u043a\u043b\u0430\u0434\u043d\u043e\u0435 \u041f\u041e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-668",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,8)\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,5)"
}

CVE-2021-34424 (GCVE-0-2021-34424)

Vulnerability from cvelistv5 – Published: 2021-11-24 16:54 – Updated: 2024-09-16 17:02

Title

Process memory exposure in Zoom Client and other products

Summary

A vulnerability was discovered in the Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) before version 5.8.4, Zoom Client for Meetings for Blackberry (for Android and iOS) before version 5.8.1, Zoom Client for Meetings for intune (for Android and iOS) before version 5.8.4, Zoom Client for Meetings for Chrome OS before version 5.0.1, Zoom Rooms for Conference Room (for Android, AndroidBali, macOS, and Windows) before version 5.8.3, Controllers for Zoom Rooms (for Android, iOS, and Windows) before version 5.8.3, Zoom VDI Windows Meeting Client before version 5.8.4, Zoom VDI Azure Virtual Desktop Plugins (for Windows x86 or x64, IGEL x64, Ubuntu x64, HP ThinPro OS x64) before version 5.8.4.21112, Zoom VDI Citrix Plugins (for Windows x86 or x64, Mac Universal Installer & Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS) before version 5.8.4.21112, Zoom VDI VMware Plugins (for Windows x86 or x64, Mac Universal Installer & Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS) before version 5.8.4.21112, Zoom Meeting SDK for Android before version 5.7.6.1922, Zoom Meeting SDK for iOS before version 5.7.6.1082, Zoom Meeting SDK for macOS before version 5.7.6.1340, Zoom Meeting SDK for Windows before version 5.7.6.1081, Zoom Video SDK (for Android, iOS, macOS, and Windows) before version 1.1.2, Zoom on-premise Meeting Connector before version 4.8.12.20211115, Zoom on-premise Meeting Connector MMR before version 4.8.12.20211115, Zoom on-premise Recording Connector before version 5.1.0.65.20211116, Zoom on-premise Virtual Room Connector before version 4.4.7266.20211117, Zoom on-premise Virtual Room Connector Load Balancer before version 2.5.5692.20211117, Zoom Hybrid Zproxy before version 1.0.1058.20211116, and Zoom Hybrid MMR before version 4.6.20211116.131_x86-64 which potentially allowed for the exposure of the state of process memory. This issue could be used to potentially gain insight into arbitrary areas of the product's memory.

Severity

5.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CWE

Out-of-bounds Read

Assigner

Zoom mitre root

References

2 references

URL	Tags
https://explore.zoom.us/en/trust/security/securit…	x_refsource_MISC
http://packetstormsecurity.com/files/165419/Zoom-…	x_refsource_MISC

Impacted products

22 products

Vendor	Product	Version
Zoom Video Communications Inc	Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows)	Affected: unspecified , < 5.8.4 (custom)
Zoom Video Communications Inc	Zoom Client for Meetings for Blackberry (for Android and iOS)	Affected: unspecified , < 5.8.1 (custom)
Zoom Video Communications Inc	Zoom Client for Meetings for intune (for Android and iOS)	Affected: unspecified , < 5.8.4 (custom)
Zoom Video Communications Inc	Zoom Client for Meetings for Chrome OS	Affected: unspecified , < 5.0.1 (custom)
Zoom Video Communications Inc	Zoom Rooms for Conference Room (for Android, AndroidBali, macOS, and Windows)	Affected: unspecified , < 5.8.3 (custom)
Zoom Video Communications Inc	Controllers for Zoom Rooms (for Android, iOS, and Windows)	Affected: unspecified , < 5.8.3 (custom)
Zoom Video Communications Inc	Zoom VDI Windows Meeting Client	Affected: unspecified , < 5.8.4 (custom)
Zoom Video Communications Inc	Zoom VDI Azure Virtual Desktop Plugins (for Windows x86 or x64, IGEL x64, Ubuntu x64, HP ThinPro OS x64)	Affected: unspecified , < 5.8.4.21112 (custom)
Zoom Video Communications Inc	Zoom VDI Citrix Plugins (for Windows x86 or x64, Mac Universal Installer & Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS)	Affected: unspecified , < 5.8.4.21112 (custom)
Zoom Video Communications Inc	Zoom VDI VMware Plugins (for Windows x86 or x64, Mac Universal Installer & Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS)	Affected: unspecified , < 5.8.4.21112 (custom)
Zoom Video Communications Inc	Zoom Meeting SDK for Android	Affected: unspecified , < 5.7.6.1922 (custom)
Zoom Video Communications Inc	Zoom Meeting SDK for iOS	Affected: unspecified , < 5.7.6.1082 (custom)
Zoom Video Communications Inc	Zoom Meeting SDK for macOS	Affected: unspecified , < 5.7.6.1340 (custom)
Zoom Video Communications Inc	Zoom Meeting SDK for Windows	Affected: unspecified , < 5.7.6.1081 (custom)
Zoom Video Communications Inc	Zoom Video SDK (for Android, iOS, macOS, and Windows)	Affected: unspecified , < 1.1.2 (custom)
Zoom Video Communications Inc	Zoom on-premise Meeting Connector	Affected: unspecified , < 4.8.12.20211115 (custom)
Zoom Video Communications Inc	Zoom on-premise Meeting Connector MMR	Affected: unspecified , < 4.8.12.20211115 (custom)
Zoom Video Communications Inc	Zoom on-premise Recording Connector	Affected: unspecified , < 5.1.0.65.20211116 (custom)
Zoom Video Communications Inc	Zoom on-premise Virtual Room Connector	Affected: unspecified , < 4.4.7266.20211117 (custom)
Zoom Video Communications Inc	Zoom on-premise Virtual Room Connector Load Balancer	Affected: unspecified , < 2.5.5692.20211117 (custom)
Zoom Video Communications Inc	Zoom Hybrid Zproxy	Affected: unspecified , < 1.0.1058.20211116 (custom)
Zoom Video Communications Inc	Zoom Hybrid MMR	Affected: unspecified , < 4.6.20211116.131_x86-64 (custom)

Date Public

2021-11-24 00:00

Credits

Natalie Silvanovich of Google Project Zero

Show details on NVD website

JSON

To clipboard

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          "product": "Controllers for Zoom Rooms (for Android, iOS, and Windows)",
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          "product": "Zoom Meeting SDK for Android",
          "vendor": "Zoom Video Communications Inc",
          "versions": [
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              "lessThan": "5.7.6.1922",
              "status": "affected",
              "version": "unspecified",
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          ]
        },
        {
          "product": "Zoom Meeting SDK for iOS",
          "vendor": "Zoom Video Communications Inc",
          "versions": [
            {
              "lessThan": "5.7.6.1082",
              "status": "affected",
              "version": "unspecified",
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        },
        {
          "product": "Zoom Meeting SDK for macOS",
          "vendor": "Zoom Video Communications Inc",
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          "product": "Zoom Meeting SDK for Windows",
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          "product": "Zoom on-premise Meeting Connector",
          "vendor": "Zoom Video Communications Inc",
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          "product": "Zoom on-premise Meeting Connector MMR",
          "vendor": "Zoom Video Communications Inc",
          "versions": [
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              "lessThan": "4.8.12.20211115",
              "status": "affected",
              "version": "unspecified",
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          "product": "Zoom on-premise Recording Connector",
          "vendor": "Zoom Video Communications Inc",
          "versions": [
            {
              "lessThan": "5.1.0.65.20211116",
              "status": "affected",
              "version": "unspecified",
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          "product": "Zoom on-premise Virtual Room Connector",
          "vendor": "Zoom Video Communications Inc",
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          "product": "Zoom on-premise Virtual Room Connector Load Balancer",
          "vendor": "Zoom Video Communications Inc",
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                      "version": {
                        "version_data": [
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                    {
                      "product_name": "Zoom VDI Azure Virtual Desktop Plugins (for Windows x86 or x64, IGEL x64, Ubuntu x64, HP ThinPro OS x64)",
                      "version": {
                        "version_data": [
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                            "version_affected": "\u003c",
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                      "version": {
                        "version_data": [
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                            "version_affected": "\u003c",
                            "version_value": "5.8.4.21112"
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                        ]
                      }
                    },
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                      "product_name": "Zoom VDI VMware Plugins (for Windows x86 or x64, Mac Universal Installer \u0026 Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS)",
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                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "5.8.4.21112"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "Zoom Meeting SDK for Android",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "5.7.6.1922"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "Zoom Meeting SDK for iOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "5.7.6.1082"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "Zoom Meeting SDK for macOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "5.7.6.1340"
                          }
                        ]
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                    },
                    {
                      "product_name": "Zoom Meeting SDK for Windows",
                      "version": {
                        "version_data": [
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                      "product_name": "Zoom Video SDK (for Android, iOS, macOS, and Windows)",
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                        "version_data": [
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                      }
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                      "product_name": "Zoom on-premise Meeting Connector",
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                            "version_value": "2.5.5692.20211117"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "Zoom Hybrid Zproxy",
                      "version": {
                        "version_data": [
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                            "version_value": "1.0.1058.20211116"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "Zoom Hybrid MMR",
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                        "version_data": [
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                            "version_value": "4.6.20211116.131_x86-64"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Zoom Video Communications Inc"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Natalie Silvanovich of Google Project Zero"
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        "data_format": "MITRE",
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            }
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        },
        "impact": {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Out-of-bounds Read"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://explore.zoom.us/en/trust/security/security-bulletin",
              "refsource": "MISC",
              "url": "https://explore.zoom.us/en/trust/security/security-bulletin"
            },
            {
              "name": "http://packetstormsecurity.com/files/165419/Zoom-MMR-Server-Information-Leak.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/165419/Zoom-MMR-Server-Information-Leak.html"
            }
          ]
        },
        "source": {
          "discovery": "USER"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "99b9af0d-a833-4a5d-9e2f-8b1324f35351",
    "assignerShortName": "Zoom",
    "cveId": "CVE-2021-34424",
    "datePublished": "2021-11-24T16:54:59.469Z",
    "dateReserved": "2021-06-09T00:00:00.000Z",
    "dateUpdated": "2024-09-16T17:02:54.742Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.