CVE-2017-16260 : What You Need to Know

CVE-2017-16260 is a vulnerability found in the PubNub message handler used for the "cc" channel of Insteon Hub firmware version 1012. Exploiting this vulnerability can lead to a stack-based buffer overflow and the overwriting of arbitrary data through specially crafted commands.

Understanding CVE-2017-16260

What is CVE-2017-16260?

The vulnerability in the PubNub message handler of Insteon Hub firmware version 1012 allows attackers to trigger a stack-based buffer overflow by sending crafted commands, potentially leading to arbitrary data manipulation.

The Impact of CVE-2017-16260

The vulnerability has a CVSS base score of 8.5, indicating a high severity level. It can result in a compromise of confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2017-16260

Vulnerability Description

One specific vulnerability exists in the "cmd s_auth" section of the Insteon Hub firmware, where a buffer overflow can occur due to a size limitation exceeding 32 bytes.

Affected Systems and Versions

Vendor: Insteon
Product: Hub
Affected Version: Not specified

Exploitation Mechanism

Attack Vector: Network
Attack Complexity: High
Privileges Required: Low
User Interaction: None
Scope: Changed
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Mitigation and Prevention

Immediate Steps to Take

Update the Insteon Hub firmware to the latest version.
Implement network segmentation to limit access to vulnerable systems.

Long-Term Security Practices

Regularly monitor and patch systems for known vulnerabilities.
Conduct security assessments and penetration testing to identify and address weaknesses.

Patching and Updates

Stay informed about security advisories and updates from Insteon.