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.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://explore.zoom.us/en/trust/security/security-bulletin	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	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::::::::

History

No history.

Information

Published : 2021-11-11 23:15

Updated : 2021-11-16 18:01

NVD link : CVE-2021-34418

Mitre link : CVE-2021-34418

CVE.ORG link : CVE-2021-34418

JSON object : View

Products Affected

zoom

zoom_on-premise_virtual_room_connector_load_balancer
zoom_on-premise_meeting_connector_controller
zoom_on-premise_virtual_room_connector
zoom_on-premise_recording_connector
zoom_on-premise_meeting_connector_mmr

CWE

CWE-476

NULL Pointer Dereference

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