CVE-2021-34424

Published on: 11/24/2021 12:00:00 AM UTC

Last Modified on: 12/02/2021 02:32:00 PM UTC

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

Certain versions of Iphone Os from Apple contain the following vulnerability:

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.

  • CVE-2021-34424 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.5 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH NONE NONE

CVSS2 Score: 5 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL NONE NONE

CVE References

Description Tags Link
Security Bulletin | Zoom explore.zoom.us
text/html
URL Logo MISC explore.zoom.us/en/trust/security/security-bulletin

Related QID Numbers

  • 376117 Zoom Client Multiple Vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
AppleIphone Os-AllAllAll
Operating
System
AppleMacos-AllAllAll
Operating
System
GoogleAndroid-AllAllAll
Operating
System
LinuxLinux Kernel-AllAllAll
Operating
System
MicrosoftWindows-AllAllAll
ApplicationZoomAndroid Meeting SdkAllAllAllAll
ApplicationZoomAndroid Video SdkAllAllAllAll
ApplicationZoomControllers For Zoom RoomsAllAllAllAll
ApplicationZoomHybrid MmrAllAllAllAll
ApplicationZoomHybrid ZproxyAllAllAllAll
ApplicationZoomIphone Os Meeting SdkAllAllAllAll
ApplicationZoomIphone Os Video SdkAllAllAllAll
ApplicationZoomMacos Meeting SdkAllAllAllAll
ApplicationZoomMacos Video SdkAllAllAllAll
ApplicationZoomMeetingsAllAllAllAll
ApplicationZoomMeetings For BlackberryAllAllAllAll
ApplicationZoomMeetings For Chrome OsAllAllAllAll
ApplicationZoomMeetings For IntuneAllAllAllAll
ApplicationZoomRooms For Conference RoomsAllAllAllAll
ApplicationZoomVdi Azure Virtual DesktopAllAllAllAll
ApplicationZoomVdi CitrixAllAllAllAll
ApplicationZoomVdi VmwareAllAllAllAll
ApplicationZoomVirtual Desktop InfrastructureAllAllAllAll
ApplicationZoomWindows Meeting SdkAllAllAllAll
ApplicationZoomWindows Video SdkAllAllAllAll
ApplicationZoomZoom On-premise Meeting Connector ControllerAllAllAllAll
ApplicationZoomZoom On-premise Meeting Connector MmrAllAllAllAll
ApplicationZoomZoom On-premise Recording ConnectorAllAllAllAll
ApplicationZoomZoom On-premise Virtual Room ConnectorAllAllAllAll
ApplicationZoomZoom On-premise Virtual Room Connector Load BalancerAllAllAllAll
  • cpe:2.3:o:apple:iphone_os:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:google:android:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:android_meeting_sdk:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:android_video_sdk:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:controllers_for_zoom_rooms:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:hybrid_mmr:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:hybrid_zproxy:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:iphone_os_meeting_sdk:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:iphone_os_video_sdk:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:macos_meeting_sdk:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:macos_video_sdk:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:meetings:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:meetings_for_blackberry:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:meetings_for_chrome_os:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:meetings_for_intune:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:rooms_for_conference_rooms:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:vdi_azure_virtual_desktop:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:vdi_citrix:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:vdi_vmware:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:virtual_desktop_infrastructure:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:windows_meeting_sdk:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:windows_video_sdk:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:zoom_on-premise_meeting_connector_controller:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:zoom_on-premise_meeting_connector_mmr:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:zoom_on-premise_recording_connector:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:zoom_on-premise_virtual_room_connector:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:zoom:zoom_on-premise_virtual_room_connector_load_balancer:*:*:*:*:*:*:*:*:

Discovery Credit

Natalie Silvanovich of Google Project Zero

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-34424 : A vulnerability was discovered in the Zoom Client for Meetings for Android, iOS, #Linux, macOS, a… twitter.com/i/web/status/1… 2021-11-24 17:05:26
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