CVE-2020-5269 : Exploit Details and Defense Strategies

In PrestaShop between versions 1.7.6.1 and 1.7.6.5, a reflected XSS vulnerability exists on the AdminFeatures page through the

id_feature

parameter. This issue has been addressed in version 1.7.6.5.

Understanding CVE-2020-5269

This CVE involves a reflected XSS vulnerability in PrestaShop versions 1.7.6.1 to 1.7.6.5, impacting the AdminFeatures page.

What is CVE-2020-5269?

CVE-2020-5269 is a security vulnerability in PrestaShop that allows for reflected cross-site scripting (XSS) attacks via the

id_feature

parameter on the AdminFeatures page.

The Impact of CVE-2020-5269

The vulnerability has a CVSS base score of 4.1, indicating a medium severity issue with low confidentiality impact and no integrity or availability impact. It requires low privileges and user interaction to exploit.

Technical Details of CVE-2020-5269

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability involves improper neutralization of input during web page generation, leading to XSS on the AdminFeatures page.

Affected Systems and Versions

Product: PrestaShop
Vendor: PrestaShop
Versions Affected: >= 1.7.6.1, < 1.7.6.5

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious scripts through the

id_feature

parameter on the AdminFeatures page.

Mitigation and Prevention

To address CVE-2020-5269, follow these mitigation strategies:

Immediate Steps to Take

Update PrestaShop to version 1.7.6.5 or later to eliminate the vulnerability.
Educate users about the risks of clicking on suspicious links to prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and update web application security measures.
Implement input validation and output encoding to prevent XSS vulnerabilities.

Patching and Updates

Apply security patches and updates provided by PrestaShop to ensure ongoing protection against vulnerabilities.