CVE-2020-28360 : What You Need to Know

Insufficient RegEx in private-ip npm package v1.0.5 and below allows for SSRF attacks.

Understanding CVE-2020-28360

What is CVE-2020-28360?

This CVE identifies a vulnerability in the private-ip npm package versions 1.0.5 and below, where insufficient filtering of reserved IP ranges leads to Server-Side Request Forgery (SSRF) attacks.

The Impact of CVE-2020-28360

The vulnerability enables attackers to request server-side resources or potentially execute arbitrary code through various SSRF techniques.

Technical Details of CVE-2020-28360

Vulnerability Description

Insufficient RegEx in private-ip npm package v1.0.5 and below
Allows for SSRF attacks due to inadequate filtering of reserved IP ranges

Affected Systems and Versions

Product: private-ip npm package
Vendor: n/a
Versions affected: 1.0.5 and below

Exploitation Mechanism

Attackers can perform a wide range of requests to ARIN reserved IP ranges
Results in an indeterminable number of critical attack vectors

Mitigation and Prevention

Immediate Steps to Take

Update the private-ip npm package to a secure version
Implement network controls to restrict access to potentially malicious IP ranges

Long-Term Security Practices

Regularly review and update regex patterns for IP filtering
Conduct security audits to identify and address SSRF vulnerabilities

Patching and Updates

Monitor for security advisories and apply patches promptly