CVE-2020-10137 : Vulnerability Insights and Analysis

Z-Wave devices based on Silicon Labs 700 series chipsets using S2 have a vulnerability that allows remote attackers to disrupt services by injecting malicious frames.

Understanding CVE-2020-10137

This CVE involves a security issue in Z-Wave devices utilizing Silicon Labs 700 series chipsets.

What is CVE-2020-10137?

Z-Wave devices based on Silicon Labs 700 series chipsets using S2 do not adequately authenticate or encrypt FIND_NODE_IN_RANGE frames, enabling remote attackers to disrupt services.

The Impact of CVE-2020-10137

The vulnerability allows unauthenticated attackers to inject malicious frames, leading to a denial of service by blocking the processing of upcoming events.

Technical Details of CVE-2020-10137

This section provides in-depth technical insights into the CVE.

Vulnerability Description

Z-Wave devices using Silicon Labs 700 series chipsets with S2 lack proper authentication and encryption for FIND_NODE_IN_RANGE frames, enabling remote attackers to disrupt services.

Affected Systems and Versions

Product: UZB-7
Vendor: Silicon Labs
Version: 7.00

Exploitation Mechanism

Attackers can inject FIND_NODE_IN_RANGE frames with invalid payloads, disrupting services and blocking event processing.

Mitigation and Prevention

Protecting systems from CVE-2020-10137 is crucial for maintaining security.

Immediate Steps to Take

Update affected Z-Wave devices to patched versions promptly.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update firmware and software to address security vulnerabilities.
Conduct security assessments and penetration testing to identify and mitigate potential risks.

Patching and Updates

Apply patches provided by Silicon Labs to address the vulnerability.