Vulnerability identifier: #VU25795

Vulnerability risk: Medium

CVSSv3.1: 5.6 [CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-613

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Zoom administrator portal
Server applications / Conferencing, Collaboration and VoIP solutions

Vendor: Zoom Video Communications, Inc.

Description

The vulnerability allows a remote user to gain access to target system.

The vulnerability exists due to insufficient session expiration issue in Zoom Conference Room Connector services. A remote administrator with access to the connected device can access the room administration interface, even if this access is revoked by removing the user from the administrator group or by deleting the user altogether.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Zoom administrator portal: 25.11.2019

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External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0969

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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