PT-2021-10075 · Crestron · Crestron Dm-Nvx-Dir80+2

Published 2021-07-27 · Updated 2022-07-12 · CVE-2020-16839

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions: Crestron DM-NVX-DIR versions prior to DM-XIO/1-0-3-802 patch Crestron DM-NVX-DIR80 versions prior to DM-XIO/1-0-3-802 patch Crestron DM-NVX-ENT versions prior to DM-XIO/1-0-3-802 patch

Description: The issue allows the password to be changed by sending an unauthenticated WebSocket request.

Recommendations: For Crestron DM-NVX-DIR versions prior to DM-XIO/1-0-3-802 patch, apply the DM-XIO/1-0-3-802 patch to resolve the issue. For Crestron DM-NVX-DIR80 versions prior to DM-XIO/1-0-3-802 patch, apply the DM-XIO/1-0-3-802 patch to resolve the issue. For Crestron DM-NVX-ENT versions prior to DM-XIO/1-0-3-802 patch, apply the DM-XIO/1-0-3-802 patch to resolve the issue.

Fix

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2020-16839

Affected Products

Crestron Dm-Nvx-Dir

Crestron Dm-Nvx-Dir80

Crestron Dm-Nvx-Ent

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2020-16839 · Security Note
• https://support.crestron.com · Vendor Advisory
• https://crestron.com/Security/Security-at-Crestron · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-16839 · Vendor Advisory
• https://crestron.com/Software-Firmware/Firmware/DigitalMedia/DM-XIO/1-0-3-802 · Note
• https://security.crestron.com · Note
• https://t.me/cvenotify/19122 · Telegram Post