CVE-2020-7790 : What You Need to Know

This CVE-2020-7790 article provides insights into a vulnerability affecting the spatie/browsershot package, allowing attackers to include arbitrary files in resulting PDFs.

Understanding CVE-2020-7790

This vulnerability, known as Arbitrary File Read, impacts the spatie/browsershot package.

What is CVE-2020-7790?

CVE-2020-7790 is a security vulnerability in the spatie/browsershot package that enables attackers to include arbitrary files in PDFs by specifying a URL using the file:// protocol.

The Impact of CVE-2020-7790

The vulnerability has a CVSS base score of 5.3, indicating a medium severity issue with low confidentiality impact and no integrity impact.

Technical Details of CVE-2020-7790

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability in spatie/browsershot allows attackers to include arbitrary files in resulting PDFs by manipulating the file:// protocol.

Affected Systems and Versions

Product: spatie/browsershot
Version: 0.0.0 (custom version)

Exploitation Mechanism

Attackers exploit this vulnerability by specifying a URL using the file:// protocol to include unauthorized files in generated PDFs.

Mitigation and Prevention

Protecting systems from CVE-2020-7790 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the spatie/browsershot package to a secure version.
Avoid using the file:// protocol for URLs in the package.

Long-Term Security Practices

Regularly monitor for security updates and patches.
Implement secure coding practices to prevent similar vulnerabilities.

Patching and Updates

Apply patches provided by the package maintainers to address the vulnerability and enhance security.