CVE-2020-16839: High severity crestron dm nvx director vulnerability

Published Jul 27, 2021
·
Updated

On Crestron DM-NVX-DIR, DM-NVX-DIR80, and DM-NVX-ENT devices before the DM-XIO/1-0-3-802 patch, the password can be changed by sending an unauthenticated WebSocket request.

Affected Software

6 affected components
Crestron Dm-nvx-dir-80 Firmware=1.0.1.788
Crestron Dm-nvx-dir-80
Crestron Dm-nvx-dir-160 Firmware=1.0.1.788
Crestron Dm-nvx-dir-160
Crestron Dm-nvx-dir-ent Firmware=1.0.1.788
Crestron Dm-nvx-dir-ent

Event History

Jul 27, 2021
CVE Published
via MITRE·02:20 PM
Data Sourced
via MITRE·02:20 PM
Description
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Frequently Asked Questions

1

What is CVE-2020-16839?

CVE-2020-16839 is a vulnerability that allows an unauthenticated attacker to change the password on Crestron DM-NVX-DIR, DM-NVX-DIR80, and DM-NVX-ENT devices before the DM-XIO/1-0-3-802 patch.

2

How severe is CVE-2020-16839?

CVE-2020-16839 has a severity rating of 7.5 (high).

3

Which devices are affected by CVE-2020-16839?

Crestron DM-NVX-DIR, DM-NVX-DIR80, and DM-NVX-ENT devices before the DM-XIO/1-0-3-802 patch are affected by CVE-2020-16839.

4

How can an attacker exploit CVE-2020-16839?

An unauthenticated attacker can exploit CVE-2020-16839 by sending a WebSocket request to change the password on vulnerable devices.

5

How can I fix CVE-2020-16839?

To fix CVE-2020-16839, users should apply the DM-XIO/1-0-3-802 patch provided by Crestron.

Contact

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