CVE-2020-28426 Explained : Impact and Mitigation

A vulnerability in the kill-process-on-port package allows for Command Injection via a.getProcessPortId.

Understanding CVE-2020-28426

The vulnerability was made public on February 1, 2021, by the JHU System Security Lab.

What is CVE-2020-28426?

This CVE identifies a Command Injection vulnerability in all versions of the kill-process-on-port package.

The Impact of CVE-2020-28426

The vulnerability has a CVSS base score of 7.3, indicating a high severity level with low confidentiality, integrity, and availability impacts.

Technical Details of CVE-2020-28426

The technical aspects of the vulnerability are as follows:

Vulnerability Description

The vulnerability allows for Command Injection via a.getProcessPortId in the kill-process-on-port package.

Affected Systems and Versions

Product: kill-process-on-port
Vendor: Not applicable
Versions affected: Custom version 0

Exploitation Mechanism

The vulnerability can be exploited through a.getProcessPortId, enabling attackers to execute arbitrary commands.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2020-28426:

Immediate Steps to Take

Update the kill-process-on-port package to a non-vulnerable version.
Implement input validation to prevent command injection.

Long-Term Security Practices

Regularly update packages and dependencies to patch vulnerabilities.
Conduct security audits and code reviews to identify and address potential security flaws.

Patching and Updates

Stay informed about security advisories and updates related to the kill-process-on-port package.