CVE-2023-1751

Description

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.

7.5

CVSS

Severity: High

CVSS 3.1 •

EPSS 0.23%

Third-Party Advisory cisa.gov

Affected: Nexx Smart Alarm NXAL-100

Affected: Nexx Smart Plug NXPG-100W

Affected: Nexx Garage Door Controller NXG-100B, NXG-200

References

Link	Tags
https://www.cisa.gov/news-events/ics-advisories/icsa-23-094-01	third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2023-1751?: CVE-2023-1751 has been scored as a high severity vulnerability.
How to fix CVE-2023-1751?: To fix CVE-2023-1751, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-1751 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2023-1751 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-1751?: CVE-2023-1751 affects Nexx Smart Alarm NXAL-100, Nexx Smart Plug NXPG-100W, Nexx Garage Door Controller NXG-100B, NXG-200.

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