CVE-2017-17868 : Security Advisory and Response

Liferay Portal 6.1.0 is vulnerable to Cross-Site Scripting (XSS) through a Public Render Parameter (p_r_p) value in the tags section.

Understanding CVE-2017-17868

This CVE identifies a specific vulnerability in Liferay Portal 6.1.0 that can be exploited for XSS attacks.

What is CVE-2017-17868?

The tags section in Liferay Portal 6.1.0 contains a vulnerability that allows Cross-Site Scripting (XSS) through a Public Render Parameter (p_r_p) value, as exemplified by p_r_p_564233524_tag.

The Impact of CVE-2017-17868

This vulnerability can be exploited by attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2017-17868

Liferay Portal 6.1.0 is susceptible to XSS attacks due to inadequate input validation in the tags section.

Vulnerability Description

The vulnerability in Liferay Portal 6.1.0 allows attackers to inject and execute malicious scripts through the p_r_p value in the tags section.

Affected Systems and Versions

Product: Liferay Portal 6.1.0
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a specific Public Render Parameter (p_r_p) value, such as p_r_p_564233524_tag, to execute XSS attacks.

Mitigation and Prevention

To address CVE-2017-17868 and enhance security:

Immediate Steps to Take

Implement input validation mechanisms to sanitize user inputs and prevent script injection.
Regularly monitor and audit the application for any suspicious activities.

Long-Term Security Practices

Conduct security training for developers to raise awareness about secure coding practices.
Stay informed about security updates and patches released by Liferay for the Portal software.

Patching and Updates

Apply patches or updates provided by Liferay to fix the XSS vulnerability in the tags section of Liferay Portal 6.1.0.