CVE-2021-34417— Authenticated remote command execution with root privileges via web console in MMR
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I. Basic Information for CVE-2021-34417
Vulnerability Information
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Vulnerability Title
Authenticated remote command execution with root privileges via web console in MMR
Source: NVD (National Vulnerability Database)
Vulnerability Description
The network proxy page on the web portal for the Zoom On-Premise Meeting Connector Controller before version 4.6.365.20210703, Zoom On-Premise Meeting Connector MMR before version 4.6.365.20210703, Zoom On-Premise Recording Connector before version 3.8.45.20210703, Zoom On-Premise Virtual Room Connector before version 4.4.6868.20210703, and Zoom On-Premise Virtual Room Connector Load Balancer before version 2.5.5496.20210703 fails to validate input sent in requests to set the network proxy password. This could lead to remote command injection by a web portal administrator.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zoom 多款产品输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZOOM Zoom Call Recording等都是美国Zoom（ZOOM）公司的产品。Zoom Call Recording是一套可扩展的会话记录管理解决方案。ZOOM on-premise Meeting Connector是一款会议连接器。Zoom On-Premise Meeting Connector Controller等都是美国Zoom公司的产品。Zoom On-Premise Meeting Connector Controller是一个内部部署的会议连接器。 Zoom 多款产品
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Zoom Video Communications Inc | Zoom On-Premise Meeting Connector Controller | unspecified ~ 4.6.365.20210703 | - | |
| Zoom Video Communications Inc | Zoom On-Premise Meeting Connector MMR | unspecified ~ 4.6.365.20210703 | - | |
| Zoom Video Communications Inc | Zoom On-Premise Recording Connector | unspecified ~ 3.8.45.20210703 | - | |
| Zoom Video Communications Inc | Zoom On-Premise Virtual Room Connector | unspecified ~ 4.4.6868.20210703 | - | |
| Zoom Video Communications Inc | Zoom On-Premise Virtual Room Connector Load Balancer | unspecified ~ 2.5.5496.20210703 | - |
II. Public POCs for CVE-2021-34417
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://explore.zoom.us/en/trust/security/security-bulletinx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-34417
Same Patch Batch · Zoom Video Communications Inc · 2021-11-11 · 6 CVEs total
| CVE-2021-34422 | 7.2 HIGH | Path traversal of file names in Keybase Client for Windows |
| CVE-2021-34420 | 4.7 MEDIUM | Zoom Windows installation executable signature bypass |
| CVE-2021-34418 | 4.0 MEDIUM | Pre-auth Null pointer crash in on-premise web console |
| CVE-2021-34419 | 3.7 LOW | HTML injection in Zoom Linux client |
| CVE-2021-34421 | 3.7 LOW | Retained exploded messages in Keybase Clients for Android and iOS |
IV. Related Vulnerabilities
Same vendor: Zoom Video Communications Inc
- CVE-2023-28596
Local Privilege Escalation in Zoom for macOS Installers - CVE-2023-28597
Improper trust boundary implementation for SMB in Zoom Clien - CVE-2023-22881
Denial of Service in Zoom Clients - CVE-2023-22882
Denial of Service in Zoom Clients - CVE-2023-22880
Information Disclosure in Zoom for Windows Clients
V. Comments for CVE-2021-34417
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