CVE-2020-28952 : Vulnerability Insights and Analysis

An issue was discovered on Athom Homey and Homey Pro devices before 5.0.0 where a widely known key is used instead of a unique Standard Network Key for encryption.

Understanding CVE-2020-28952

This CVE involves the use of a static and widely known key on Athom Homey and Homey Pro devices, compromising the security of inter-device communication.

What is CVE-2020-28952?

The vulnerability in Athom Homey and Homey Pro devices allows for the use of a common key instead of a unique one for encryption, potentially exposing communication to unauthorized access.

The Impact of CVE-2020-28952

The use of a static key on these devices can lead to unauthorized access to inter-device communication, compromising the security and privacy of users' data.

Technical Details of CVE-2020-28952

This section provides detailed technical information about the vulnerability.

Vulnerability Description

Athom Homey and Homey Pro devices before version 5.0.0 use a widely known key for testing purposes instead of a unique Standard Network Key, leaving communication vulnerable to interception.

Affected Systems and Versions

Athom Homey devices before version 5.0.0
Athom Homey Pro devices before version 5.0.0

Exploitation Mechanism

The vulnerability allows attackers to potentially intercept and decrypt inter-device communication due to the predictable and static nature of the key used.

Mitigation and Prevention

Protecting systems from CVE-2020-28952 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Athom Homey and Homey Pro devices to version 5.0.0 or later to mitigate the vulnerability.
Avoid connecting sensitive devices to untrusted networks.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Implement strong encryption protocols for all device communications.
Regularly update firmware and software to patch known vulnerabilities.

Patching and Updates

Athom has released version 5.0.0 to address this vulnerability. Ensure all devices are updated to the latest firmware to prevent exploitation.