CVE-2017-16292 : Vulnerability Insights and Analysis

CVE-2017-16292 is a vulnerability found in the Insteon Hub firmware version 1012, leading to buffer overflow issues in the PubNub message handler. Attackers can exploit this flaw through crafted commands, potentially causing stack-based data overwrites.

Understanding CVE-2017-16292

This CVE identifies a critical vulnerability in the Insteon Hub firmware version 1012, allowing attackers to trigger buffer overflow by manipulating specific commands.

What is CVE-2017-16292?

The vulnerability in the Insteon Hub firmware version 1012 enables attackers to overwrite stack-based data by sending specially crafted commands through an authenticated HTTP request.

The Impact of CVE-2017-16292

The exploitation of this vulnerability can result in arbitrary data overwriting in the stack-based buffer, potentially leading to unauthorized access and control over the affected system.

Technical Details of CVE-2017-16292

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The buffer overflow vulnerability in the Insteon Hub firmware version 1012 occurs in the PubNub message handler for the "cc" channel. By manipulating commands, attackers can overwrite data in the stack-based buffer.

Affected Systems and Versions

Vendor: Insteon
Product: Hub
Affected Version: Not specified

Exploitation Mechanism

The vulnerability is triggered by an authenticated HTTP request
In the

cmd g_schd

function at address 0x9d019c50, the value associated with the

grp

key is copied to a buffer of only 8 bytes in size, leading to buffer overflow.

Mitigation and Prevention

Protecting systems from CVE-2017-16292 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update the Insteon Hub firmware to a patched version, if available
Implement network segmentation to limit the impact of potential attacks
Monitor network traffic for any suspicious activities

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities
Conduct security assessments and penetration testing to identify and address weaknesses
Educate users and administrators on secure practices to prevent exploitation

Patching and Updates

Stay informed about security advisories from Insteon and apply patches promptly to mitigate the risk of exploitation