CVE-2017-16282 : Vulnerability Insights and Analysis

CVE-2017-16282 is a vulnerability in the PubNub message handler for the "cc" channel of the Insteon Hub with firmware version 1012, allowing for buffer overflow attacks.

Understanding CVE-2017-16282

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

What is CVE-2017-16282?

The vulnerability allows attackers to trigger a stack-based buffer overflow by sending crafted commands through the PubNub service, potentially leading to arbitrary data overwrite.

The Impact of CVE-2017-16282

The vulnerability has a CVSS base score of 8.5, indicating a high severity level with significant impacts on confidentiality, integrity, and availability.

Technical Details of CVE-2017-16282

Vulnerability Description

Exploitable buffer overflow in the PubNub message handler of Insteon Hub firmware version 1012
Triggered by sending crafted commands through PubNub service
Vulnerable area in the "s_net" command at memory address 0x9d01827c
Buffer overflow occurs when copying the value of the "dhcp" key to a 16-byte buffer

Affected Systems and Versions

Vendor: Insteon
Product: Hub
Affected Version: Not specified

Exploitation Mechanism

Attacker sends authenticated HTTP request with crafted commands
Buffer overflow triggered at memory address 0x9d01827c

Mitigation and Prevention

Immediate Steps to Take

Update Insteon Hub firmware to a non-vulnerable version
Implement network segmentation to limit exposure

Long-Term Security Practices

Regularly monitor and update firmware for security patches
Conduct security assessments to identify and mitigate vulnerabilities

Patching and Updates

Apply patches provided by Insteon to address the buffer overflow vulnerability