CVE-2021-40149 : Exploit Details and Defense Strategies

This CVE record pertains to a vulnerability in the E1 Zoom camera's web server that exposes its SSL private key, allowing an attacker to download the key via a specific URI.

Understanding CVE-2021-40149

This section delves into the details of the CVE-2021-40149 vulnerability.

What is CVE-2021-40149?

The web server of the E1 Zoom camera up to version 3.0.0.716 reveals its SSL private key through the root web server directory, enabling malicious actors to obtain the complete key via the /self.key URI.

The Impact of CVE-2021-40149

The exposure of the SSL private key can have severe implications:

Unauthorized access to encrypted data transmitted by the camera.
Potential for man-in-the-middle attacks compromising data confidentiality.

Technical Details of CVE-2021-40149

Explore the technical aspects of this vulnerability.

Vulnerability Description

The vulnerability allows for the disclosure of the SSL private key through the camera's web server directory.

Affected Systems and Versions

Affected Product: E1 Zoom camera
Vulnerable Version: Up to 3.0.0.716

Exploitation Mechanism

The attacker can exploit the vulnerability by accessing the /self.key URI to download the SSL private key.

Mitigation and Prevention

Learn how to mitigate and prevent exploitation of this vulnerability.

Immediate Steps to Take

Restrict access to the root web server directory to authorized personnel only.
Monitor web server logs for any suspicious activity indicative of key disclosure.

Long-Term Security Practices

Implement encryption mechanisms for sensitive data to reduce exposure risks.
Regularly update and patch the camera firmware to address security vulnerabilities.

Patching and Updates

Update to the latest firmware version provided by the camera manufacturer to patch the vulnerability.