CVE-2017-18506 Explained : Impact and Mitigation

WordPress woocommerce-pdf-invoices-packing-slips plugin before version 2.0.13 is vulnerable to cross-site scripting (XSS) due to a flaw in the tab or section variable on settings screens.

Understanding CVE-2017-18506

This CVE entry describes a specific vulnerability in the woocommerce-pdf-invoices-packing-slips plugin for WordPress.

What is CVE-2017-18506?

The woocommerce-pdf-invoices-packing-slips plugin for WordPress, versions prior to 2.0.13, contains a cross-site scripting (XSS) vulnerability. The issue lies in the tab or section variable on settings screens.

The Impact of CVE-2017-18506

This vulnerability could allow an attacker to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2017-18506

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The XSS vulnerability in the woocommerce-pdf-invoices-packing-slips plugin is triggered by improper handling of user input in the tab or section variable on settings screens.

Affected Systems and Versions

Affected Product: woocommerce-pdf-invoices-packing-slips plugin for WordPress
Affected Versions: Prior to 2.0.13

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the tab or section variable, which are then executed when a user interacts with the affected settings screens.

Mitigation and Prevention

Protecting systems from CVE-2017-18506 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the woocommerce-pdf-invoices-packing-slips plugin to version 2.0.13 or newer to mitigate the XSS vulnerability.
Consider implementing web application firewalls to filter and block malicious input.

Long-Term Security Practices

Regularly monitor and audit plugins and extensions for security vulnerabilities.
Educate users and administrators about the risks of XSS attacks and safe coding practices.

Patching and Updates

Stay informed about security updates for all installed WordPress plugins and promptly apply patches to address known vulnerabilities.