Information disclosure in multiple Zoom products
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2023-36539 |
| CWE-ID | CWE-319 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Zoom Workplace Desktop App for Windows Client/Desktop applications / Office applications Zoom Workplace Desktop App for macOS Client/Desktop applications / Office applications Zoom Workplace Desktop App for Linux Client/Desktop applications / Office applications Zoom Rooms Client for Windows Client/Desktop applications / Office applications Zoom Rooms Client for macOS Client/Desktop applications / Office applications Zoom Workplace App for iOS Mobile applications / Apps for mobile phones Zoom Workplace App for Android Mobile applications / Apps for mobile phones Zoom Meeting SDK for Windows Universal components / Libraries / Software for developers |
| Vendor | Zoom Video Communications, Inc. |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Cleartext transmission of sensitive information
EUVDB-ID: #VU77820
Risk: Low
CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2023-36539
CWE-ID:
CWE-319 - Cleartext Transmission of Sensitive Information
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to software did not use a per-meeting key to encrypt messages sent between user devices and Zoom, including messages sent during End-to-End Encrypted (E2EE) meetings.A remote attacker with ability to intercept and decrypt TLS communication can gain access to sensitive information.
Install updates from vendor's website.
Vulnerable software versionsZoom Workplace Desktop App for Windows: 5.15.0 17890 - 5.15.1 17948
Zoom Workplace Desktop App for macOS: 5.15.0 19644
Zoom Workplace Desktop App for Linux: 5.15.0 4063
Zoom Workplace App for iOS: 5.15.0 8765
Zoom Workplace App for Android: 5.15.0 14500
Zoom Rooms Client for Windows: 5.15.0 2989
Zoom Rooms Client for macOS: 5.15.0 3588
Zoom Meeting SDK for Windows: 5.15.1
CPE2.3- cpe:2.3:a:zoom_video_communications:zoom_client_for_windows:5.15.0:17890:*:*:*:*:*:*
- cpe:2.3:a:zoom_video_communications:zoom_client_for_windows:5.15.1:17948:*:*:*:*:*:*
- cpe:2.3:a:zoom_video_communications:zoom_client_for_macos:5.15.0:19644:*:*:*:*:*:*
- cpe:2.3:a:zoom_video_communications:zoom_client_for_linux:5.15.0:4063:*:*:*:*:*:*
- cpe:2.3:a:zoom_video_communications:zoom_client_for_ios:5.15.0:8765:*:*:*:*:*:*
- cpe:2.3:a:zoom_video_communications:zoom_client_for_android:5.15.0:14500:*:*:*:*:*:*
- cpe:2.3:a:zoom_video_communications:zoom_rooms_for_windows:5.15.0:2989:*:*:*:*:*:*
- cpe:2.3:a:zoom_video_communications:zoom_rooms_for_macos:5.15.0:3588:*:*:*:*:*:*
- cpe:2.3:a:zoom_video_communications:zoom_meeting_sdk_for_windows:5.15.1:*:*:*:*:*:*:*
https://explore.zoom.us/en/trust/security/security-bulletin/#ZSB-23025
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.
