CVE-2020-5271 Explained : Impact and Mitigation

A reflected XSS vulnerability in PrestaShop versions 1.6.0.0 to 1.7.6.5 allows attackers to execute malicious scripts through the dashboard calendar.

Understanding CVE-2020-5271

This CVE involves a reflected XSS vulnerability in PrestaShop versions 1.6.0.0 to 1.7.6.5, impacting the dashboard calendar.

What is CVE-2020-5271?

CVE-2020-5271 is a security vulnerability in PrestaShop that enables attackers to inject and execute malicious scripts through the

date_from

and

date_to

parameters on the dashboard page.

The Impact of CVE-2020-5271

The vulnerability poses a medium severity risk with a CVSS base score of 4.1. Attackers can exploit this issue to conduct cross-site scripting attacks, potentially compromising user data and system integrity.

Technical Details of CVE-2020-5271

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability allows for reflected XSS attacks using the

date_from

and

date_to

parameters in the PrestaShop dashboard, affecting versions 1.6.0.0 to 1.7.6.5.

Affected Systems and Versions

Affected Product: PrestaShop
Affected Versions: >= 1.6.0.0, < 1.7.6.5

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
User Interaction: Required
Privileges Required: Low
Scope: Changed
Confidentiality Impact: Low
Integrity Impact: None
Availability Impact: None

Mitigation and Prevention

Protect your systems from CVE-2020-5271 with these mitigation strategies.

Immediate Steps to Take

Update PrestaShop to version 1.7.6.5 or later to eliminate the vulnerability.
Monitor and sanitize input fields to prevent XSS attacks.

Long-Term Security Practices

Regularly audit and review code for security vulnerabilities.
Educate developers on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Apply security patches and updates promptly to address known vulnerabilities in software.