Denial of service in Zoom Desktop Client and Zoom Rooms

1) Buffer overflow

EUVDB-ID: #VU79367

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-36532

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

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 Client for Windows: before 5.14.5 15287

Zoom Client for Linux: before 5.14.5 2430

Zoom Client for macOS: before 5.14.5 17687

Zoom Client for Android: before 5.14.5 13340

Zoom Rooms for Windows: before 5.14.5 2778

Zoom Rooms for macOS: before 5.14.5 2929

External links

http://explore.zoom.us/en/trust/security/security-bulletin/

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.