CVE-2023-1750 : What You Need to Know

This CVE involves Nexx Smart Home devices that lack proper access control, allowing attackers with a valid NexxHome deviceId to perform unauthorized actions.

Understanding CVE-2023-1750

This section delves into the details of CVE-2023-1750, outlining the impact, technical aspects, and mitigation strategies associated with this vulnerability.

What is CVE-2023-1750?

CVE-2023-1750 pertains to a vulnerability in Nexx Smart Home devices that enables attackers to execute actions without proper access control. This flaw allows unauthorized individuals with a valid NexxHome deviceId to retrieve device history, set device settings, and access device information.

The Impact of CVE-2023-1750

The impact of this vulnerability is significant, as it exposes Nexx Smart Home device users to unauthorized access and potential misuse of their devices. Attackers could exploit this flaw to gather sensitive information or manipulate device settings without authorization, compromising user privacy and security.

Technical Details of CVE-2023-1750

In this section, we delve into the specifics of the vulnerability, including its description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability in Nexx Smart Home devices results from the lack of proper access control mechanisms, allowing attackers with valid NexxHome deviceIds to perform unauthorized actions.

Affected Systems and Versions

The following Nexx Smart Home devices and versions are impacted by this vulnerability:

Nexx Smart Alarm NXAL-100 (up to nxal100v-p1-9-1)
Nexx Smart Plug NXPG-100W (up to nxpg100cv4-0-0)
Nexx Garage Door Controller NXG-100B, NXG-200 (up to nxg200v-p3-4-1)

Exploitation Mechanism

Attackers with a valid NexxHome deviceId can exploit this vulnerability to bypass authorization controls and gain unauthorized access to Nexx Smart Home devices, potentially compromising user privacy and device integrity.

Mitigation and Prevention

This section outlines steps to mitigate the risk posed by CVE-2023-1750 and prevent exploitation of the vulnerability.

Immediate Steps to Take

Users of Nexx Smart Home devices should take immediate action by ensuring their devices are updated with the latest security patches and firmware updates. Additionally, changing device access credentials and enabling multi-factor authentication can help enhance security.

Long-Term Security Practices

To enhance the overall security posture of Nexx Smart Home devices, users should implement robust access control measures, regularly monitor device activity, and stay informed about security best practices.

Patching and Updates

Nexx should release patches and updates to address the access control issue in affected devices promptly. Users should regularly check for firmware updates and apply them as soon as they become available to mitigate the risk of unauthorized access and data compromise.