#VU79367 Buffer overflow in Zoom Video Communications, Inc. products - CVE-2023-36532

Vulnerability identifier: #VU79367

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-36532

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Zoom Workplace Desktop App for Windows
Client/Desktop applications / Office applications
Zoom Workplace Desktop App for Linux
Client/Desktop applications / Office applications
Zoom Workplace Desktop App for macOS
Client/Desktop applications / Office applications
Zoom Rooms for Windows
Client/Desktop applications / Office applications
Zoom Workplace App for Android
Mobile applications / Apps for mobile phones
Zoom Rooms for macOS
Client/Desktop applications / Messaging software

Vendor: Zoom Video Communications, Inc.

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote attacker can trigger memory corruption and crash the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Zoom Workplace Desktop App for Windows: before 5.14.5

Zoom Workplace Desktop App for Linux: before 5.14.5

Zoom Workplace Desktop App for macOS: before 5.14.5

Zoom Workplace App for Android: before 5.14.5

Zoom Rooms for Windows: before 5.14.5

Zoom Rooms for macOS: before 5.14.5

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External links
https://explore.zoom.us/en/trust/security/security-bulletin/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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