Denial of service in Zoom client

1) Resource exhaustion

EUVDB-ID: #VU63593

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-2022-22780

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources when parsing .zip archives. A remote attacker can pass a specially crafted ZIP archive, trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Zoom Workplace Desktop App for Windows: 5.0.0 23168.0427 - 5.6.1 617

Zoom Workplace App for Android: 5.0.1 23478.0429 - 5.8.4 2783

Zoom Workplace Desktop App for macOS: 5.0.0 23186.0427 - 5.7.0 446

Zoom Workplace Desktop App for Linux: 5.1.418436.0628 - 5.8.0 16

Zoom Workplace App for iOS: 5.0.0 23161.0427 - 5.8.6 1819

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:zoom_client_for_android:5.0.1:23478.0429:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_android:5.0.2:24050.0510:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_android:5.0.3:24973.0517:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_macos:5.0.0:23186.0427:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_macos:5.1.1:28575.0629:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_macos:5.1.2:28648.0705:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_linux:5.1.418436.0628:*:*:*:*:*:*:*
• cpe:2.3:a:zoom_video_communications:zoom_client_for_ios:5.0.0:23161.0427:*:*:*:*:*:*

External links

https://explore.zoom.us/en/trust/security/security-bulletin/#ZSB-22002

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.