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CVE-2023-1748

CRITICALCVSS 10/10EPSS 0.83%

Last modified

CVE-2023-1748 is a critical-severity vulnerability rated 10/10 on the CVSS scale. 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.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
10/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS Probability
0.83%

52.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GetnexxNxal-100 Firmware<= nxal100v-p1-9-1
GetnexxNxg-100b Firmware<= nxg100bv-p3-4-1
GetnexxNxpg-100w Firmware<= nxpg100cv4-0-0
GetnexxNxg-200 Firmware<= nxg200v-p3-4-1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2023-1748?
CVE-2023-1748 has a CVSS score of 10/10 (CRITICAL severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.
How do I fix CVE-2023-1748?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-1748?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST