CVE-2020-5220 : What You Need to Know

Sylius ResourceBundle accepts and uses any serialisation groups to be passed via a HTTP header, potentially leading to data exposure by utilizing unintended serialisation groups.

Understanding CVE-2020-5220

What is CVE-2020-5220?

Sylius ResourceBundle in versions < 1.3.13, >= 1.4.0, < 1.4.6, >= 1.5.0, < 1.5.1, and >= 1.6.0, < 1.6.3 allows data exposure through the use of unintended serialisation groups.

The Impact of CVE-2020-5220

The vulnerability could result in data exposure by allowing the use of unintended serialisation groups, potentially compromising confidentiality and integrity.

Technical Details of CVE-2020-5220

Vulnerability Description

Sylius ResourceBundle accepts any serialisation groups via HTTP header
Data exposure risk by using unintended serialisation groups

Affected Systems and Versions

Versions < 1.3.13, >= 1.4.0, < 1.4.6, >= 1.5.0, < 1.5.1, >= 1.6.0, < 1.6.3

Exploitation Mechanism

Attack Complexity: HIGH
Attack Vector: NETWORK
Privileges Required: LOW
User Interaction: REQUIRED

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided for versions 1.3.13, 1.4.6, 1.5.1, and 1.6.3
Avoid exposing APIs with ResourceBundle's controller

Long-Term Security Practices

Regularly update Sylius ResourceBundle to the latest version
Implement strict data handling and access control policies

Patching and Updates

Patch available for versions 1.3.13, 1.4.6, 1.5.1, and 1.6.3