Vulnerability Details : CVE-2021-34409
It was discovered that the installation packages of the Zoom Client for Meetings for MacOS (Standard and for IT Admin) installation before version 5.2.0, Zoom Client Plugin for Sharing iPhone/iPad before version 5.2.0, and Zoom Rooms for Conference before version 5.1.0, copy pre- and post- installation shell scripts to a user-writable directory. In the affected products listed below, a malicious actor with local access to a user's machine could use this flaw to potentially run arbitrary system commands in a higher privileged context during the installation process.
Products affected by CVE-2021-34409
- cpe:2.3:a:zoom:meetings:*:*:*:*:*:macos:*:*
- cpe:2.3:a:zoom:rooms:*:*:*:*:*:*:*:*
- cpe:2.3:a:zoom:screen_sharing:*:*:*:*:*:ipados:*:*
- cpe:2.3:a:zoom:screen_sharing:*:*:*:*:*:iphone_os:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-34409
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-34409
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
1.1
|
6.0
|
Zoom Video Communications, Inc. |
CWE ids for CVE-2021-34409
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-34409
-
https://explore.zoom.us/en/trust/security/security-bulletin
Security Bulletin | ZoomVendor Advisory
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