CVE-2017-16337 : Vulnerability Insights and Analysis

Insteon Hub 2245-222 devices with firmware version 1012 are vulnerable to a stack-based buffer overflow when receiving specially crafted commands via the PubNub service.

Understanding CVE-2017-16337

Devices with this specific firmware version are at risk of exploitation through a buffer overflow vulnerability.

What is CVE-2017-16337?

The vulnerability in Insteon Hub 2245-222 allows attackers to overwrite arbitrary data by sending crafted commands via the PubNub service.

The Impact of CVE-2017-16337

CVSS Score: 8.5 (High)
Severity: High
Attack Vector: Network
Attack Complexity: High
Privileges Required: Low
Scope: Changed
Confidentiality, Integrity, and Availability Impact: High

Technical Details of CVE-2017-16337

In-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability is a stack-based buffer overflow.
It occurs when a specific buffer size is exceeded, leading to arbitrary data overwriting.

Affected Systems and Versions

Affected Product: Insteon Hub 2245-222
Affected Version: Firmware version 1012

Exploitation Mechanism

Attacker needs to send an authenticated HTTP request to trigger the vulnerability.
Buffer overflow happens at memory address 0x9d01ef24.

Mitigation and Prevention

Protective measures to address the CVE-2017-16337 vulnerability.

Immediate Steps to Take

Update the firmware to a non-vulnerable version.
Implement network segmentation to limit exposure.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and security patches.
Conduct security assessments and penetration testing.

Patching and Updates

Apply patches provided by Insteon to fix the buffer overflow vulnerability.