IT

Tracker / CVE-2021-34423

CVE-2021-34423

Critical 9.8

A buffer overflow vulnerability was discovered in 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 Controller 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. This can potentially allow a malicious actor to crash the service or application, or leverage this vulnerability to execute arbitrary code.

Affected products and versions

zoom android_meeting_sdk · … → 5.7.6.1922
zoom android_video_sdk · … → 1.1.2
zoom controllers_for_zoom_rooms · … → 5.8.3
zoom hybrid_mmr · … → 4.6.20211116.131
zoom hybrid_zproxy · … → 1.0.1058.20211116
zoom iphone_os_meeting_sdk · … → 5.7.6.1082
zoom iphone_os_video_sdk · … → 1.1.2
zoom macos_meeting_sdk · … → 5.7.6.1340
zoom macos_video_sdk · … → 1.1.2
zoom meetings · … → 5.8.3
zoom meetings · … → 5.8.4
zoom meetings_for_blackberry · … → 5.8.1
zoom meetings_for_chrome_os · … → 5.0.1
zoom meetings_for_intune · … → 5.8.4
zoom rooms_for_conference_rooms · … → 5.8.3
zoom vdi_azure_virtual_desktop · … → 5.8.4.21112
zoom vdi_citrix · … → 5.8.4.21112
zoom vdi_vmware · … → 5.8.4.21112
zoom vdi_windows_meeting_client · … → 5.8.4
zoom virtual_desktop_infrastructure · … → 5.8.4
zoom windows_meeting_sdk · … → 5.7.6.1081
zoom windows_video_sdk · … → 1.1.2
zoom zoom_on-premise_meeting_connector_controller · … → 4.8.12.20211115
zoom zoom_on-premise_meeting_connector_mmr · … → 4.8.12.20211115
zoom zoom_on-premise_recording_connector · … → 5.1.0.65.20211116
zoom zoom_on-premise_virtual_room_connector · … → 4.4.7266.20211117
zoom zoom_on-premise_virtual_room_connector_load_balancer · … → 2.5.5692.20211117

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References