The Zoom Client for Meetings for Windows installer before version 5.5.4 does not properly verify the signature of files with .msi, .ps1, and .bat extensions. This could lead to a malicious actor installing malicious software on a customer’s computer.
References
| Link | Resource |
|---|---|
| https://explore.zoom.us/en/trust/security/security-bulletin | Vendor Advisory |
| https://medium.com/manomano-tech/a-red-team-operation-leveraging-a-zero-day-vulnerability-in-zoom-80f57fb0822e | Third Party Advisory |
Configurations
History
02 Dec 2021, 19:15
| Type | Values Removed | Values Added |
|---|---|---|
| Summary | The Zoom Client for Meetings for Windows installer before version 5.5.4 does not properly verify the signature of files with .msi, .ps1, and .bat extensions. This could lead to a malicious actor installing malicious software on a customer’s computer. |
16 Nov 2021, 17:38
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:a:zoom:zoom_client_for_meetings:*:*:*:*:*:windows:*:* | |
| CWE | CWE-347 | |
| CVSS |
v2 : v3 : |
v2 : 4.3
v3 : 7.4 |
| References | (MISC) https://medium.com/manomano-tech/a-red-team-operation-leveraging-a-zero-day-vulnerability-in-zoom-80f57fb0822e - Third Party Advisory | |
| References | (MISC) https://explore.zoom.us/en/trust/security/security-bulletin - Vendor Advisory |
11 Nov 2021, 23:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2021-11-11 23:15
Updated : 2023-12-10 14:09
NVD link : CVE-2021-34420
Mitre link : CVE-2021-34420
CVE.ORG link : CVE-2021-34420
JSON object : View
Products Affected
zoom
- zoom_client_for_meetings
CWE
CWE-347
Improper Verification of Cryptographic Signature