CVE-2017-16301 Explained : Impact and Mitigation

CVE-2017-16301 is a vulnerability in the PubNub message handler for the "cc" channel of the Insteon Hub, affecting firmware version 1012.

Understanding CVE-2017-16301

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

What is CVE-2017-16301?

The vulnerability allows attackers to trigger a stack-based buffer overflow by crafting specific commands and sending them through the PubNub service.

The Impact of CVE-2017-16301

The vulnerability can lead to arbitrary data overwrite, potentially compromising the security and integrity of the affected system.

Technical Details of CVE-2017-16301

Vulnerability Description

Exploitable buffer overflow in the PubNub message handler for the "cc" channel of the Insteon Hub
Triggered by sending specific commands through the PubNub service

Affected Systems and Versions

Vendor: Insteon
Product: Hub
Affected Version: Firmware version 1012

Exploitation Mechanism

Attacker needs to send an authenticated HTTP request
Specific command 'sn_ex' triggers the overflow at memory address 0x9d01ad14
Buffer overflow occurs when the value associated with the

flg

key is copied to a 32-byte buffer

Mitigation and Prevention

Immediate Steps to Take

Apply vendor patches and updates promptly
Restrict network access to the affected system

Long-Term Security Practices

Regularly update firmware and software to address vulnerabilities
Implement network segmentation and access controls
Monitor and analyze network traffic for suspicious activities

Patching and Updates

Check for security advisories from Insteon
Apply recommended patches and firmware updates to mitigate the vulnerability