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CVSS: 7.5EPSS: 0%CPEs: 50EXPL: 0

CVE-2021-34424 – Process memory exposure in Zoom Client and other products

https://notcve.org/view.php?id=CVE-2021-34424

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. Se ha detectado una vulnerabilidad en Zoom Client for Meetings (para Android, iOS, Linux, macOS y Windows) antes de la versión 5.8.4, Zoom Client for Meetings for Blackberry (para Android e iOS) antes de la versión 5.8.1, Zoom Client for Meetings for intune (para Android e iOS) antes de la versión 5.8.4, Zoom Client for Meetings for Chrome OS antes de la versión 5.0.1, Zoom Rooms for Conference Room (para Android, AndroidBali, macOS y Windows) antes de la versión 5.8. 3, Controllers for Zoom Rooms (para Android, iOS y Windows) antes de la versión 5.8.3, Zoom VDI Windows Meeting Client antes de la versión 5.8.4, Zoom VDI Azure Virtual Desktop Plugins (para Windows x86 o x64, IGEL x64, Ubuntu x64, HP ThinPro OS x64) antes de la versión 5. 8.4.21112, Zoom VDI Citrix Plugins (para Windows x86 o x64, Mac Universal Installer & Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS) antes de la versión 5.8.4. 21112, Zoom VDI VMware Plugins (para Windows x86 o x64, Mac Universal Installer & Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS) antes de la versión 5.8.4.21112, Zoom Meeting SDK para Android antes de la versión 5.7.6. 1922, Zoom Meeting SDK para iOS antes de la versión 5.7.6.1082, Zoom Meeting SDK para macOS antes de la versión 5.7.6.1340, Zoom Meeting SDK para Windows antes de la versión 5.7.6.1081, Zoom Video SDK (para Android, iOS, macOS y Windows) antes de la versión 1.1.2, Zoom on-premise Meeting Connector antes de la versión 4. 8.12.20211115, Zoom on-premise Meeting Connector MMR antes de la versión 4.8.12.20211115, Zoom on-premise Recording Connector antes de la versión 5.1.0.65.20211116, Zoom on-premise Virtual Room Connector antes de la versión 4.4.7266. 20211117, Zoom on-premise Virtual Room Connector Load Balancer antes de la versión 2.5.5692.20211117, Zoom Hybrid Zproxy antes de la versión 1.0.1058.20211116, y Zoom Hybrid MMR antes de la versión 4.6.20211116.131_x86-64 que potencialmente permitía la exposición del estado de la memoria del proceso. Este problema podría ser utilizado para potencialmente obtener información sobre áreas arbitrarias de la memoria del producto Zoom suffers from an information leak vulnerability in the MMR server. • http://packetstormsecurity.com/files/165419/Zoom-MMR-Server-Information-Leak.html https://explore.zoom.us/en/trust/security/security-bulletin • CWE-125: Out-of-bounds Read •

CVSS: 9.8EPSS: 0%CPEs: 51EXPL: 0

CVE-2021-34423 – Buffer overflow in Zoom client and other products

https://notcve.org/view.php?id=CVE-2021-34423

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. Se ha detectado una vulnerabilidad de desbordamiento de búfer en Zoom Client for Meetings (para Android, iOS, Linux, macOS y Windows) antes de la versión 5.8.4, Zoom Client for Meetings for Blackberry (para Android e iOS) antes de la versión 5.8.1, Zoom Client for Meetings for intune (para Android e iOS) antes de la versión 5.8.4, Zoom Client for Meetings for Chrome OS antes de la versión 5.0.1, Zoom Rooms for Conference Room (para Android, AndroidBali, macOS y Windows) antes de la versión 5. 8.3, Controllers for Zoom Rooms (para Android, iOS y Windows) antes de la versión 5.8.3, Zoom VDI Windows Meeting Client antes de la versión 5.8.4, Zoom VDI Azure Virtual Desktop Plugins (para Windows x86 o x64, IGEL x64, Ubuntu x64, HP ThinPro OS x64) antes de la versión 5. 8.4.21112, Zoom VDI Citrix Plugins (para Windows x86 o x64, Mac Universal Installer & Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS) antes de la versión 5.8.4. 21112, Zoom VDI VMware Plugins (para Windows x86 o x64, Mac Universal Installer & Uninstaller, IGEL x64, eLux RP6 x64, HP ThinPro OS x64, Ubuntu x64, CentOS x 64, Dell ThinOS) antes de la versión 5.8.4.21112, Zoom Meeting SDK para Android antes de la versión 5. 7.6.1922, Zoom Meeting SDK para iOS antes de la versión 5.7.6.1082, Zoom Meeting SDK para macOS antes de la versión 5.7.6.1340, Zoom Meeting SDK para Windows antes de la versión 5.7.6.1081, Zoom Video SDK (para Android, iOS, macOS y Windows) antes de la versión 1. 1.2, Zoom On-Premise Meeting Connector Controller antes de la versión 4.8.12.20211115, Zoom On-Premise Meeting Connector MMR antes de la versión 4.8.12.20211115, Zoom On-Premise Recording Connector antes de la versión 5.1.0.65.20211116, Zoom On-Premise Virtual Room Connector antes de la versión 4. 4.7266.20211117, Zoom On-Premise Virtual Room Connector Load Balancer antes de la versión 2.5.5692.20211117, Zoom Hybrid Zproxy antes de la versión 1.0.1058.20211116, y Zoom Hybrid MMR antes de la versión 4.6.20211116.131_x86-64. Esto puede permitir potencialmente a un actor malicioso bloquear el servicio o la aplicación, o aprovechar esta vulnerabilidad para ejecutar código arbitrario Zoom suffers from a buffer overflow vulnerability related to the processing of chat message. • http://packetstormsecurity.com/files/165417/Zoom-Chat-Message-Processing-Buffer-Overflow.html https://explore.zoom.us/en/trust/security/security-bulletin • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •

CVSS: 9.0EPSS: 0%CPEs: 5EXPL: 0

CVE-2021-34417 – Authenticated remote command execution with root privileges via web console in MMR

https://notcve.org/view.php?id=CVE-2021-34417

The network proxy page on the web portal for the Zoom On-Premise Meeting Connector Controller before version 4.6.365.20210703, Zoom On-Premise Meeting Connector MMR before version 4.6.365.20210703, Zoom On-Premise Recording Connector before version 3.8.45.20210703, Zoom On-Premise Virtual Room Connector before version 4.4.6868.20210703, and Zoom On-Premise Virtual Room Connector Load Balancer before version 2.5.5496.20210703 fails to validate input sent in requests to set the network proxy password. This could lead to remote command injection by a web portal administrator. La página del proxy de red en el portal web para Zoom On-Premise Meeting Connector Controller versiones anteriores a 4.6.365.20210703, Zoom On-Premise Meeting Connector MMR versiones anteriores a 4.6.365.20210703, Zoom On-Premise Recording Connector versiones anteriores a 3. 8.45.20210703, Zoom On-Premise Virtual Room Connector versiones anteriores a 4.4.6868.20210703, y Zoom On-Premise Virtual Room Connector Load Balancer versiones anteriores a 2.5.5496.20210703, no comprueba la entrada enviada en las peticiones para establecer la contraseña del proxy de red. Esto podría conllevar la inyección de comandos remotos por parte de un administrador del portal web • https://explore.zoom.us/en/trust/security/security-bulletin • CWE-20: Improper Input Validation •

CVSS: 5.3EPSS: 0%CPEs: 5EXPL: 0

CVE-2021-34418 – Pre-auth Null pointer crash in on-premise web console

https://notcve.org/view.php?id=CVE-2021-34418

The login routine of the web console in the Zoom On-Premise Meeting Connector before version 4.6.239.20200613, Zoom On-Premise Meeting Connector MMR before version 4.6.239.20200613, Zoom On-Premise Recording Connector before version 3.8.42.20200905, Zoom On-Premise Virtual Room Connector before version 4.4.6344.20200612, and Zoom On-Premise Virtual Room Connector Load Balancer before version 2.5.5492.20200616 fails to validate that a NULL byte was sent while authenticating. This could lead to a crash of the login service. La rutina de inicio de sesión de la consola web en Zoom On-Premise Meeting Connector versiones anteriores a 4.6.239.20200613, Zoom On-Premise Meeting Connector MMR versiones anteriores a 4.6.239.20200613, Zoom On-Premise Recording Connector versiones anteriores a 3.8.42. 20200905, Zoom On-Premise Virtual Room Connector versiones anteriores a 4.4.6344.20200612 y Zoom On-Premise Virtual Room Connector Load Balancer versiones anteriores a 2.5.5492.20200616, no comprueban que se haya enviado un byte NULL mientras se autentican. Esto podría conllevar un fallo en el servicio de inicio de sesión • https://explore.zoom.us/en/trust/security/security-bulletin • CWE-476: NULL Pointer Dereference •