Remote code execution in Zoom Desktop Client and Zoom VDI

1) Code Injection

EUVDB-ID: #VU79132

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-39213

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote attacker can trick the victim to  open a specially crafted file and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Zoom Workplace Desktop App for Windows: 5.0.0 23168.0427 - 5.15.1 17948

Virtual Desktop Infrastructure (VDI): before 5.15.2 23760

CPE2.3

• cpe:2.3:a:zoom_video_communications:zoom_client_for_windows:5.0.0:23168.0427:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_windows:5.0.1:23502.0430:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_windows:5.0.2:24046.0510:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:vdi:*:*:*:*:*:*:*:*

External links

https://explore.zoom.us/en/trust/security/security-bulletin/#ZSB-23038

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open a file.

Is there known malware, which exploits this vulnerability?

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