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CVE-2017-16313 : Security Advisory and Response

Learn about CVE-2017-16313 affecting Insteon Hub firmware version 1012, allowing attackers to trigger a stack-based buffer overflow, potentially leading to unauthorized access. Find mitigation steps and preventive measures here.

CVE-2017-16313 is a vulnerability affecting Insteon Hub firmware version 1012, leading to buffer overflow vulnerabilities in its PubNub message handler. Attackers can exploit this to overwrite data through a stack-based buffer overflow.

Understanding CVE-2017-16313

What is CVE-2017-16313?

The vulnerability in Insteon Hub firmware version 1012 allows attackers to trigger a stack-based buffer overflow by sending specially crafted commands through the PubNub service.

The Impact of CVE-2017-16313

The vulnerability enables attackers to overwrite arbitrary data, potentially leading to unauthorized access or system compromise.

Technical Details of CVE-2017-16313

Vulnerability Description

        The issue arises in the PubNub message handler for the "cc" channel in Insteon Hub firmware version 1012.
        By exploiting this flaw, attackers can trigger a stack-based buffer overflow.

Affected Systems and Versions

        Vendor: Insteon
        Product: Hub
        Affected Version: Not specified

Exploitation Mechanism

        Attackers can exploit the vulnerability by sending authenticated HTTP requests with specially crafted commands.
        The buffer overflow occurs in the cmd s_sonos, copying data to a buffer with a size limit of 32 bytes.

Mitigation and Prevention

Immediate Steps to Take

        Update the Insteon Hub firmware to the latest version.
        Implement network segmentation to limit the impact of potential attacks.

Long-Term Security Practices

        Regularly monitor and audit network traffic for any suspicious activities.
        Train users on identifying and reporting potential security threats.

Patching and Updates

        Stay informed about security updates from Insteon and apply patches promptly.

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