CVE-2017-2889 : Exploit Details and Defense Strategies
Learn about CVE-2017-2889, a Denial of Service vulnerability in Circle with Disney firmware 2.0.1. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Circle with Disney Firmware 2.0.1 Denial of Service Vulnerability
Understanding CVE-2017-2889
What is CVE-2017-2889?
An exploitable Denial of Service vulnerability exists in the API daemon of Circle with Disney running firmware 2.0.1. This vulnerability allows for a potential Denial of Service attack by exhausting memory and causing the device to reboot.
The Impact of CVE-2017-2889
The vulnerability has a CVSS base score of 7.5 (High) with a HIGH availability impact. It requires network access to the targeted device for exploitation.
Technical Details of CVE-2017-2889
Vulnerability Description
When a significant number of TCP connections occur simultaneously, the APID daemon repeatedly creates new processes, leading to memory exhaustion and device reboot.
Affected Systems and Versions
- Product: Circle
- Vendor: Circle Media
- Firmware Version: 2.0.1
Exploitation Mechanism
- Attacker needs network access to the targeted device
Mitigation and Prevention
Immediate Steps to Take
- Apply patches or updates provided by Circle Media
- Monitor network traffic for any unusual TCP connection patterns
Long-Term Security Practices
- Regularly update firmware and software to the latest versions
- Implement network segmentation to limit the impact of potential attacks
Patching and Updates
- Stay informed about security advisories from Circle Media