Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Zoom | Meetings | < 5.8.3 |
| Android | - | |
| Apple | Macos | - |
| Apple | Iphone Os | - |
| Linux | Linux Kernel | - |
| Microsoft | Windows | - |
| Zoom | Meetings For Blackberry | < 5.8.1 |
| Zoom | Meetings For Intune | < 5.8.4 |
| Zoom | Meetings For Chrome Os | < 5.0.1 |
| Zoom | Rooms For Conference Rooms | < 5.8.3 |
| Zoom | Controllers For Zoom Rooms | < 5.8.3 |
| Zoom | Virtual Desktop Infrastructure | < 5.8.4 |
| Zoom | Android Meeting Sdk | < 5.7.6.1922 |
| Zoom | Iphone Os Meeting Sdk | < 5.7.6.1082 |
| Zoom | Macos Meeting Sdk | < 5.7.6.1340 |
| Zoom | Windows Meeting Sdk | < 5.7.6.1081 |
| Zoom | Android Video Sdk | < 1.1.2 |
| Zoom | Iphone Os Video Sdk | < 1.1.2 |
| Zoom | Macos Video Sdk | < 1.1.2 |
| Zoom | Windows Video Sdk | < 1.1.2 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/165419/Zoom-MMR-Server-Information-Leak.htmThird Party AdvisoryVDB Entry
- https://explore.zoom.us/en/trust/security/security-bulletinVendor Advisory
- http://packetstormsecurity.com/files/165419/Zoom-MMR-Server-Information-Leak.htmThird Party AdvisoryVDB Entry
- https://explore.zoom.us/en/trust/security/security-bulletinVendor Advisory
FAQ
What is CVE-2021-34424?
CVE-2021-34424 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 ...
How severe is CVE-2021-34424?
CVE-2021-34424 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-34424?
Check the references section above for vendor advisories and patch information. Affected products include: Zoom Meetings, Google Android, Apple Macos, Apple Iphone Os, Linux Linux Kernel.