What is CVE-2023-1751?

CVE-2023-1751 is a high-severity vulnerability in Getnexx Nxal-100, classified under CWE-20 IMPROPER INPUT VALIDATION. CVSS score: 7.5/10. Published 2023-04-04.

How severe is CVE-2023-1751?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Getnexx Nxal-100

CVE-2023-1751

The listed versions of Nexx Smart Home devices use a WebSocket server that does not validate if the bearer token in the Authorization header belongs to the device attempting to associate. This could allow any authorized user to receive alarm information and signals meant for other devices which leak a deviceId.

EPSS: 0.006 (44.6th percentile) — read the EPSS interpretation.

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:H/I:N/A:N.

Affected products

Getnexx Nxal-100
Getnexx Nxal-100_firmware
Getnexx Nxg-100b
Getnexx Nxg-100b_firmware
Getnexx Nxg-200
Getnexx Nxg-200_firmware
Getnexx Nxpg-100w
Getnexx Nxpg-100w_firmware
Nexx Garage Door Controller Nxg-100b, Nxg-200 — versions 0
Nexx Smart Alarm Nxal-100 — versions 0

References

ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2023-1751?: CVE-2023-1751 is a high-severity vulnerability in Getnexx Nxal-100, classified under CWE-20 IMPROPER INPUT VALIDATION. CVSS score: 7.5/10. Published 2023-04-04.
How severe is CVE-2023-1751?: High severity. CVSS v3 base score is 7.5 out of 10.