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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 1.18% probability · 67th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- crestron/dm-nvx-dir-80 firmware · crestron/dm-nvx-dir-160 firmware · crestron/dm-nvx-dir-ent firmware
- Source
- cve@mitre.org
EPSS 1.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://support.crestron.comVendor Advisory
- https://www.crestron.com/Software-Firmware/Firmware/DigitalMedia/DM-XIO/1-0-3-802Permissions Required
- https://www.security.crestron.comBroken Link
- https://www.crestron.com/Security/Security-at-CrestronVendor Advisory
- https://support.crestron.comVendor Advisory
- https://www.crestron.com/Software-Firmware/Firmware/DigitalMedia/DM-XIO/1-0-3-802Permissions Required
- https://www.security.crestron.comBroken Link
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.