CVE-2017-16290 : What You Need to Know

CVE-2017-16290, assigned by Talos, pertains to multiple buffer overflow vulnerabilities in the Insteon Hub's PubNub message handler. These vulnerabilities can be exploited by sending specially crafted commands through the PubNub service, potentially leading to arbitrary data overwriting.

Understanding CVE-2017-16290

This CVE involves buffer overflow vulnerabilities in the Insteon Hub's PubNub message handler.

What is CVE-2017-16290?

The Insteon Hub running firmware version 1012 is susceptible to buffer overflow vulnerabilities in its PubNub message handler for the "cc" channel. These vulnerabilities can be triggered by sending specially crafted commands through the PubNub service.

The Impact of CVE-2017-16290

The exploitation of these vulnerabilities can result in the overwriting of arbitrary data in a stack-based buffer, potentially leading to unauthorized access or control of the affected system.

Technical Details of CVE-2017-16290

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability involves a buffer overflow in the PubNub message handler of the Insteon Hub, triggered by sending crafted commands through the PubNub service.

Affected Systems and Versions

Vendor: Insteon
Product: Hub
Affected Version: Not specified

Exploitation Mechanism

Attacker sends specially crafted commands through the PubNub service
Vulnerability triggered in the "cmd s_sun" function
Buffer overflow occurs at memory address 0x9d01980c
Buffer size is 100 bytes, leading to potential data overwriting

Mitigation and Prevention

Protecting systems from CVE-2017-16290 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Insteon Hub firmware to the latest version
Implement network segmentation to limit exposure
Monitor network traffic for suspicious activities

Long-Term Security Practices

Regularly update and patch all software and firmware
Conduct security assessments and penetration testing
Educate users on safe computing practices

Patching and Updates

Apply patches provided by Insteon for the affected firmware version