What is CVE-2023-1748?

CVE-2023-1748 is a critical-severity vulnerability in Getnexx Nxal-100, classified under Use of Hard-coded Credentials. CVSS score: 9.3/10. Published 2023-04-04.

How severe is CVE-2023-1748?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Vulnerability in Getnexx Nxal-100

CVE-2023-1748

The listed versions of Nexx Smart Home devices use hard-coded credentials. An attacker with unauthenticated access to the Nexx Home mobile application or the affected firmware could view the credentials and access the MQ Telemetry Server (MQTT) server and the ability to remotely control garage doors or smart plugs for any customer.

Published 2023-04-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L.

EPSS exploit prediction

EPSS: 0.008 (55.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

References

www.cisa.gov/news-events/ics-advisories/icsa-23-094-01 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2023-1748?: CVE-2023-1748 is a critical-severity vulnerability in Getnexx Nxal-100, classified under Use of Hard-coded Credentials. CVSS score: 9.3/10. Published 2023-04-04.
How severe is CVE-2023-1748?: Critical severity. CVSS v3 base score is 9.3 out of 10.