CVE-2017-16345 : What You Need to Know
Discover the buffer overflow vulnerability in Insteon Hub firmware version 1012 with a CVSS base score of 8.5. Learn about the impact, affected systems, exploitation mechanism, and mitigation steps.
In June 2018, a vulnerability was discovered in the Insteon Hub firmware version 1012 that allows attackers to trigger a buffer overflow through an authenticated HTTP request.
Understanding CVE-2017-16345
This CVE involves a buffer overflow vulnerability in the Insteon Hub firmware version 1012.
What is CVE-2017-16345?
The vulnerability in the Insteon Hub firmware version 1012 allows attackers to exploit a buffer overflow by manipulating specific parameters.
The Impact of CVE-2017-16345
The vulnerability has a CVSS base score of 8.5 (High) and can lead to confidentiality, integrity, and availability impacts on affected systems.
Technical Details of CVE-2017-16345
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability arises from copying data to a buffer of insufficient size, leading to a buffer overflow that can be triggered by an authenticated HTTP request.
Affected Systems and Versions
- Product: Insteon
- Vendor: Insteon
- Versions Affected: Insteon Hub 2245-222 - Firmware version 1012
Exploitation Mechanism
- Attacker triggers the vulnerability by copying data to a buffer at a specific memory location using an authenticated HTTP request.
- Buffer overflow occurs due to copying data larger than the buffer size of 6 bytes.
- Manipulating the 'sn_speaker' parameter with values from '0' to '3' can shift the destination.
Mitigation and Prevention
Protecting systems from CVE-2017-16345 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Insteon to address the vulnerability.
- Monitor network traffic for any suspicious activities that could indicate exploitation attempts.
Long-Term Security Practices
- Regularly update firmware and software to patch known vulnerabilities.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
- Stay informed about security advisories from Insteon and apply patches promptly to secure systems.