CVE-2017-16348 : Security Advisory and Response
Discover the impact of CVE-2017-16348 on Insteon Hub firmware version 1012. Learn about the denial of service vulnerability, affected systems, exploitation mechanism, and mitigation steps.
In June 2018, a vulnerability was discovered in the Insteon Hub firmware version 1012 that could lead to a denial of service attack.
Understanding CVE-2017-16348
This CVE involves a vulnerability in the Insteon Hub that allows unauthorized rebooting of the device, leading to a denial of service.
What is CVE-2017-16348?
The vulnerability in the Insteon Hub firmware version 1012 enables attackers to trigger a device reboot without authentication, causing a denial of service.
The Impact of CVE-2017-16348
The vulnerability has a CVSS base score of 7.5 (High) with a high impact on availability. Attackers can exploit this flaw to disrupt the device's operation by sending a UDP packet.
Technical Details of CVE-2017-16348
The following technical details provide insight into the vulnerability and its implications.
Vulnerability Description
The vulnerability in the Insteon Hub firmware version 1012 allows attackers to reboot the device without authentication, leading to a denial of service condition.
Affected Systems and Versions
- Product: Insteon
- Vendor: Insteon
- Versions Affected: Insteon Hub 2245-222 - Firmware version 1012
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Vector String: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Mitigation and Prevention
Protecting against CVE-2017-16348 involves taking immediate steps and implementing long-term security practices.
Immediate Steps to Take
- Disable remote access to the Insteon Hub if not required.
- Monitor network traffic for any suspicious UDP packets.
- Apply vendor-supplied patches or updates promptly.
Long-Term Security Practices
- Regularly update firmware to the latest version.
- Implement network segmentation to isolate IoT devices.
- Conduct security assessments to identify and address vulnerabilities.
Patching and Updates
- Stay informed about security advisories from Insteon.
- Apply firmware updates as soon as they are released to mitigate known vulnerabilities.