#VU107152 NULL pointer dereference in Zoom Video Communications, Inc. products - CVE-2025-30671

Vulnerability identifier: #VU107152

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-30671

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Zoom Workplace Desktop App for Windows
Client/Desktop applications / Office applications
Zoom Rooms Controller for Windows
Client/Desktop applications / Office applications
Zoom Rooms Client for Windows
Client/Desktop applications / Office applications
Virtual Desktop Infrastructure (VDI)
Server applications / Conferencing, Collaboration and VoIP solutions
Zoom Meeting SDK for Windows
Universal components / Libraries / Software for developers

Vendor: Zoom Video Communications, Inc.

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A local user can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Zoom Workplace Desktop App for Windows: 0.9.10042.0911 - 6.3.6.56144

Virtual Desktop Infrastructure (VDI): 6.1.0 - 6.1.15.25650, 6.2.10.25600 - 6.2.11.25670

Zoom Rooms Controller for Windows: 6.1.0 - 6.3.5

Zoom Rooms Client for Windows: 4.6.5 18374.0407 - 6.3.0

Zoom Meeting SDK for Windows: 5.9.0 - 6.3.5

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External links
https://www.zoom.com/en/trust/security-bulletin/ZSB-25015/

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.