Auth bypass in Crestron Dm-Nvx-Dir-160
CVE-2020-16839
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.012 (66.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Crestron Dm-Nvx-Dir-160
- Crestron Dm-Nvx-Dir-160 Firmware — versions 1.0.1.788
- Crestron Dm-Nvx-Dir-80
- Crestron Dm-Nvx-Dir-80 Firmware — versions 1.0.1.788
- Crestron Dm-Nvx-Dir-Ent
- Crestron Dm-Nvx-Dir-Ent Firmware — versions 1.0.1.788
Weakness classification (CWE)
References
- support.crestron.com (Vendor Advisory)
- www.crestron.com/Software-Firmware/Firmware/DigitalMedia/DM-XIO/1-0-3-802 (Permissions Required)
- www.security.crestron.com (Broken Link)
- www.crestron.com/Security/Security-at-Crestron (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-16839?
- CVE-2020-16839 is a high-severity vulnerability in Crestron Dm-Nvx-Dir-160, classified under Improper Authentication. CVSS score: 7.5/10. Published 2021-07-30.
- How severe is CVE-2020-16839?
- High severity. CVSS v3 base score is 7.5 out of 10.