#VU77262 Buffer overflow in Zoom Meeting SDK for Windows - CVE-2023-34117

Vulnerability identifier: #VU77262

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-34117

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Zoom Meeting SDK for Windows
Universal components / Libraries / Software for developers

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 trick the victim to open a specially crafted file, trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Zoom Meeting SDK for Windows: 5.9.0 - 5.14.11

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External links
https://explore.zoom.us/en/trust/security/security-bulletin/#ZSB-23017
https://www.zoom.com/en/trust/security-bulletin/ZSB-23019/

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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.