CVE-2019-13363 : Security Advisory and Response

Piwigo 2.9.5's admin.php?page=notification_by_mail feature is vulnerable to a cross-site scripting (XSS) attack through various parameters, potentially leading to CSRF exploitation.

Understanding CVE-2019-13363

This CVE identifies a security vulnerability in Piwigo 2.9.5 that allows for XSS attacks through specific parameters, making it susceptible to CSRF exploitation.

What is CVE-2019-13363?

The admin.php?page=notification_by_mail feature in Piwigo 2.9.5 is prone to a cross-site scripting (XSS) vulnerability via parameters like nbm_send_html_mail, nbm_send_mail_as, and others, which can be exploited through cross-site request forgery (CSRF).

The Impact of CVE-2019-13363

Attackers can inject malicious scripts into the affected parameters, potentially leading to unauthorized access, data theft, or further attacks.
CSRF exploitation could allow attackers to perform actions on behalf of authenticated users without their consent.

Technical Details of CVE-2019-13363

Piwigo 2.9.5's vulnerability details and affected systems.

Vulnerability Description

The XSS vulnerability in Piwigo 2.9.5 allows attackers to execute malicious scripts through specific parameters, enabling potential CSRF attacks.

Affected Systems and Versions

Product: Piwigo 2.9.5
Vendor: Piwigo
Version: All versions are affected

Exploitation Mechanism

Attackers can exploit the XSS vulnerability by injecting malicious scripts into parameters like nbm_send_html_mail, nbm_send_mail_as, and others.

Mitigation and Prevention

Steps to mitigate the CVE-2019-13363 vulnerability in Piwigo 2.9.5.

Immediate Steps to Take

Disable or restrict access to the admin.php?page=notification_by_mail feature.
Implement input validation to sanitize user-supplied data.
Regularly monitor and audit for any suspicious activities.

Long-Term Security Practices

Keep Piwigo software up to date with the latest security patches.
Educate users about the risks of XSS and CSRF attacks and promote secure coding practices.

Patching and Updates

Apply patches provided by Piwigo to address the XSS vulnerability and enhance overall security.