#VU78109 Incorrect default permissions in Zoom Rooms for Windows - CVE-2023-34119

Vulnerability identifier: #VU78109

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-34119

CWE-ID: CWE-276

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Zoom Rooms for Windows
Client/Desktop applications / Office applications

Vendor: Zoom Video Communications, Inc.

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for temporary files. A local user with access to the system can view contents of files and directories or modify them.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Zoom Rooms for Windows: 5.0.0 1420.0426 - 5.14.5 2778

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External links
https://explore.zoom.us/en/trust/security/security-bulletin/#ZSB-23021

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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.