CVE-2018-13797 : Vulnerability Insights and Analysis

The Node.js macaddress module, version 0.2.9 and earlier, contains a vulnerability that may lead to arbitrary command injection.

Understanding CVE-2018-13797

The macaddress module before version 0.2.9 for Node.js is prone to an arbitrary command injection flaw due to allowing unsanitized input to an exec call instead of using execFile.

What is CVE-2018-13797?

The vulnerability in the Node.js macaddress module allows for arbitrary command injection due to unsanitized input handling during an exec call.

The Impact of CVE-2018-13797

This vulnerability could be exploited by attackers to execute arbitrary commands on the affected system, potentially leading to unauthorized access or other malicious activities.

Technical Details of CVE-2018-13797

The technical details of the CVE-2018-13797 vulnerability are as follows:

Vulnerability Description

The macaddress module in Node.js versions prior to 0.2.9 is susceptible to arbitrary command injection, as it accepts unsanitized input during an exec call.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: 0.2.9 and earlier

Exploitation Mechanism

The vulnerability arises from the module accepting unsanitized input during an exec call instead of using execFile, allowing attackers to inject and execute arbitrary commands.

Mitigation and Prevention

To address CVE-2018-13797, consider the following mitigation strategies:

Immediate Steps to Take

Update the macaddress module to version 0.2.9 or later.
Avoid using unsanitized input in exec calls.

Long-Term Security Practices

Implement input sanitization practices to prevent command injection vulnerabilities.
Regularly monitor and update Node.js modules to ensure the latest security patches are applied.

Patching and Updates

Ensure that all relevant patches and updates are applied promptly to mitigate the risk of exploitation.