CVE-2021-34423 Buffer overflow in Zoom client and other products
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.
Problem types: description: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected products: vendor: Zoom Video Communications Inc
product: Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows)
vendor: Zoom Video Communications Inc
product: Zoom Client for Meetings for Blackberry (for Android and iOS)
vendor: Zoom Video Communications Inc
product: Zoom Client for Meetings for intune (for Android and iOS)
vendor: Zoom Video Communications Inc
product: Zoom Client for Meetings for Chrome OS
vendor: Zoom Video Communications Inc
product: Zoom Rooms for Conference Room (for Android, AndroidBali, macOS, and Windows)
vendor: Zoom Video Communications Inc
product: Controllers for Zoom Rooms (for Android, iOS, and Windows)
vendor: Zoom Video Communications Inc
product: Zoom VDI Windows Meeting Client
vendor: Zoom Video Communications Inc
product: Zoom VDI Azure Virtual Desktop Plugins (for Windows x86 or x64, IGEL x64, Ubuntu x64, HP ThinPro OS x64)
vendor: Zoom Video Communications Inc
product: 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)
vendor: Zoom Video Communications Inc
product: 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)
vendor: Zoom Video Communications Inc
product: Zoom Meeting SDK for Android
vendor: Zoom Video Communications Inc
product: Zoom Meeting SDK for iOS
vendor: Zoom Video Communications Inc
product: Zoom Meeting SDK for macOS
vendor: Zoom Video Communications Inc
product: Zoom Meeting SDK for Windows
vendor: Zoom Video Communications Inc
product: Zoom Video SDK (for Android, iOS, macOS, and Windows)
vendor: Zoom Video Communications Inc
product: Zoom On-Premise Meeting Connector Controller
vendor: Zoom Video Communications Inc
product: Zoom On-Premise Meeting Connector MMR
vendor: Zoom Video Communications Inc
product: Zoom On-Premise Recording Connector
vendor: Zoom Video Communications Inc
product: Zoom On-Premise Virtual Room Connector
vendor: Zoom Video Communications Inc
product: Zoom On-Premise Virtual Room Connector Load Balancer
vendor: Zoom Video Communications Inc
product: Zoom Hybrid Zproxy
vendor: Zoom Video Communications Inc
product: Zoom Hybrid MMR
Credits: lang: en
value: Natalie Silvanovich of Google Project Zero
Published: 2021-11-24T16:53:59.967Z