CVE-2025-46789— Zoom Clients for Windows - Classic Buffer Overflow
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I. Basic Information for CVE-2025-46789
Vulnerability Information
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Vulnerability Title
Zoom Clients for Windows - Classic Buffer Overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to conduct a denial of service via network access.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zoom Client 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zoom Client是美国Zoom公司的一款支持多种平台的视频会议客户端应用程序。 Zoom Client存在安全漏洞，该漏洞源于缓冲区溢出，可能导致拒绝服务攻击。
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 Communications Inc. | Zoom Clients for Windows | 0 ~ see references | - |
II. Public POCs for CVE-2025-46789
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Zoom Communications Inc. · 2025-07-10 · 5 CVEs total
| CVE-2025-46788 | 7.4 HIGH | Zoom Workplace for Linux - Improper Certificate Validation |
| CVE-2025-49463 | 6.5 MEDIUM | Zoom Clients for iOS - Insufficient Control Flow Management |
| CVE-2025-49464 | 6.5 MEDIUM | Zoom Clients for Windows- Classic Buffer Overflow |
| CVE-2025-49462 | 3.5 LOW | Zoom Clients - Cross-site Scripting |
IV. Related Vulnerabilities
Same vendor: Zoom Communications Inc.
- CVE-2026-30902
Zoom Clients for Windows - Improper Privilege Management - CVE-2026-30901
Zoom Rooms for Windows - Improper Input Validation - CVE-2026-30900
Zoom Workplace Clients for Windows - Improper Check - CVE-2026-22844
Zoom Node Deployments - Command Injection - CVE-2025-67460
Zoom Rooms for Windows - Software Downgrade Protection Mecha
Same weakness: CWE-120
- CVE-2026-8260
D-Link DCS-935L HNAP Service hnap_service SetDeviceSettings - CVE-2026-8137
Totolink X5000R formDdns sub_458E40 buffer overflow - CVE-2026-6691
MongoDB C Driver Cyrus SASL Canonicalization Buffer Overflow - CVE-2026-7857
D-Link DI-8100 CGI user_group.asp sprintf buffer overflow - CVE-2026-7856
D-Link DI-8100 Web Management url_member.asp buffer overflow
V. Comments for CVE-2025-46789
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