CVE-2021-34415

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-34415
The Zone Controller service in the Zoom On-Premise Meeting Connector Controller before version 4.6.358.20210205 does not verify the cnt field sent in incoming network packets, which leads to exhaustion of resources and system crash.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8 /10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

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

Configuration 1 (hide)

cpe:2.3:a:zoom:meeting_connector:*:*:*:*:*:*:*:*
History

12 Jul 2022, 17:42

Type Values Removed Values Added
CWE CWE-20 CWE-770

06 Oct 2021, 18:50

Type Values Removed Values Added
CPE cpe:2.3:a:zoom:meeting_connector:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 7.8
v3 : 7.5
CWE CWE-20
References (CONFIRM) https://explore.zoom.us/en/trust/security/security-bulletin/ - (CONFIRM) https://explore.zoom.us/en/trust/security/security-bulletin/ - Vendor Advisory

01 Oct 2021, 22:15

Type Values Removed Values Added
References
  • {'url': 'https://cwe.mitre.org/data/definitions/400.html', 'name': 'https://cwe.mitre.org/data/definitions/400.html', 'tags': [], 'refsource': 'MISC'}
  • (CONFIRM) https://explore.zoom.us/en/trust/security/security-bulletin/ -

27 Sep 2021, 14:34

Type Values Removed Values Added
New CVE
Information

Published : 2021-09-27 14:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-34415

Mitre link : CVE-2021-34415

CVE.ORG link : CVE-2021-34415

JSON object : View

Products Affected

zoom

  • meeting_connector
CWE
CWE-770

Allocation of Resources Without Limits or Throttling