CVE-2017-2912 : Vulnerability Insights and Analysis
Learn about CVE-2017-2912 affecting Circle Media's Circle product with firmware 2.0.1. Discover the impact, exploitation method, and mitigation steps for this high-severity SSL certificate vulnerability.
A potential vulnerability has been found in the remote control feature of Circle with Disney, which is using firmware version 2.0.1. The goclient daemon, responsible for SSL certificates, can mistakenly accept a different certificate than it should when specific domain names are involved. To exploit this vulnerability, an attacker can set up an HTTPS server with the mentioned certificate.
Understanding CVE-2017-2912
This CVE entry describes a high-severity vulnerability affecting Circle Media's Circle product running firmware version 2.0.1.
What is CVE-2017-2912?
CVE-2017-2912 is an exploitable vulnerability in the remote control functionality of Circle with Disney. It allows an attacker to manipulate SSL certificates to trick the goclient daemon into accepting unauthorized certificates.
The Impact of CVE-2017-2912
The vulnerability has a CVSS base score of 7.4, indicating a high severity level. It can lead to a compromise of confidentiality and integrity without requiring user interaction.
Technical Details of CVE-2017-2912
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
The goclient daemon in Circle with Disney firmware 2.0.1 can be tricked into accepting unauthorized SSL certificates for specific domain names, potentially leading to a man-in-the-middle attack.
Affected Systems and Versions
- Product: Circle
- Vendor: Circle Media
- Firmware Version: 2.0.1
Exploitation Mechanism
An attacker can exploit this vulnerability by setting up an HTTPS server with a specific certificate to deceive the goclient daemon into accepting it.
Mitigation and Prevention
To address CVE-2017-2912, follow these mitigation strategies:
Immediate Steps to Take
- Update Circle with Disney firmware to a patched version.
- Monitor SSL certificate validations for discrepancies.
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
- Apply security patches provided by Circle Media promptly to address the vulnerability.