CVE-2021-34409
CVSS V2 High 7.2
CVSS V3 High 7.8
Description
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.
Overview
- CVE ID
- CVE-2021-34409
- Assigner
- security@zoom.us
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-27T14:15:08
- Last Modified Date
- 2022-10-06T18:10:26
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:zoom:meetings:*:*:*:*:*:macos:*:* | 1 | OR | 5.2.0 | |
| cpe:2.3:a:zoom:rooms:*:*:*:*:*:*:*:* | 1 | OR | 5.1.0 | |
| cpe:2.3:a:zoom:screen_sharing:*:*:*:*:*:ipados:*:* | 1 | OR | 5.2.0 | |
| cpe:2.3:a:zoom:screen_sharing:*:*:*:*:*:iphone_os:*:* | 1 | OR | 5.2.0 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:C/I:C/A:C
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 7.2
- Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://explore.zoom.us/en/trust/security/security-bulletin |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-34409 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34409 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:41:22 | Added to TrackCVE | |||
| 2022-12-05 11:19:56 | 2021-09-27T14:15Z | 2021-09-27T14:15:08 | CVE Published Date | updated |
| 2022-12-05 11:19:56 | 2022-10-06T18:10:26 | CVE Modified Date | updated | |
| 2022-12-05 11:19:56 | Analyzed | Vulnerability Status | updated |