CVE-2017-2881 Explained : Impact and Mitigation

Circle with Disney firmware version 2.0.1 is vulnerable to remote code execution through the torlist update feature.

Understanding CVE-2017-2881

This CVE involves a critical vulnerability in Circle with Disney firmware version 2.0.1 that allows attackers to execute arbitrary shell scripts on the affected product.

What is CVE-2017-2881?

The vulnerability in the torlist update feature of Circle with Disney firmware version 2.0.1 enables attackers to manipulate network packets to execute unauthorized shell scripts on the device.

The Impact of CVE-2017-2881

The impact of this CVE is severe, with a CVSS base score of 9.6 (Critical). It poses a high risk to confidentiality, integrity, and availability of the affected system.

Technical Details of CVE-2017-2881

Circle with Disney firmware version 2.0.1 is susceptible to remote code execution due to the following technical details:

Vulnerability Description

Attackers can exploit the torlist update feature to run malicious shell scripts on the device.

Affected Systems and Versions

Product: Circle
Vendor: Circle Media
Firmware Version: 2.0.1

Exploitation Mechanism

Attackers can manipulate network packets to trigger the execution of unauthorized shell scripts on the affected product.

Mitigation and Prevention

To address CVE-2017-2881, follow these mitigation strategies:

Immediate Steps to Take

Disable the torlist update feature on Circle devices.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware to patch known vulnerabilities.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Apply security patches provided by Circle Media to fix the vulnerability in firmware version 2.0.1.