CVE-2022-39065 : What You Need to Know

A single malformed IEEE 802.15.4 (Zigbee) frame can cause the TRÅDFRI gateway to become unresponsive, rendering connected lighting unable to be controlled. This impacts the IKEA Home Smart app and TRÅDFRI remote control. All vulnerable devices within radio range are affected by this unauthenticated broadcast message.

Understanding CVE-2022-39065

This section provides detailed insights into the CVE-2022-39065 vulnerability.

What is CVE-2022-39065?

The vulnerability involves a single malformed IEEE 802.15.4 (Zigbee) frame that causes the TRÅDFRI gateway to become unresponsive, affecting the control of connected lighting via the IKEA Home Smart app and TRÅDFRI remote control. All vulnerable devices within radio range are impacted.

The Impact of CVE-2022-39065

The vulnerability with a CVSS 3.1 Base Score of 6.5 can render the TRÅDFRI gateway unresponsive, leading to an inability to control connected lighting. This presents a security risk as an unauthenticated broadcast message affects all vulnerable devices within radio range.

Technical Details of CVE-2022-39065

Explore the technical aspects of CVE-2022-39065 in this section.

Vulnerability Description

The vulnerability stems from a single malformed IEEE 802.15.4 (Zigbee) frame that impacts the TRÅDFRI gateway, disrupting the control of connected lighting.

Affected Systems and Versions

Vendor: Ikea
Product: TRÅDFRI gateway system
Affected Versions: < 1.19.26

Exploitation Mechanism

The vulnerability is exploited through the use of an unauthenticated broadcast message, affecting all vulnerable devices within radio range.

Mitigation and Prevention

Learn how to mitigate and prevent the CVE-2022-39065 vulnerability in this section.

Immediate Steps to Take

It is recommended to update the TRÅDFRI gateway system to version 1.19.26 or higher to address this vulnerability. Additionally, limiting the radio range of the devices can help reduce the impact of the unauthenticated broadcast message.

Long-Term Security Practices

Implementing network segmentation and enforcing strict access controls can enhance the overall security posture of the IoT environment.

Patching and Updates

Regularly check for firmware updates from Ikea and apply them promptly to ensure that the TRÅDFRI gateway system is protected against known vulnerabilities.