CVE-2017-12648 : Security Advisory and Response

A vulnerability allowing for XSS (Cross-Site Scripting) is present in Liferay Portal versions prior to 7.0 CE GA4 when accessed via a bookmark URL.

Understanding CVE-2017-12648

XSS exists in Liferay Portal before 7.0 CE GA4 via a bookmark URL.

What is CVE-2017-12648?

This CVE identifies a Cross-Site Scripting vulnerability in Liferay Portal versions preceding 7.0 CE GA4 when accessed through a bookmark URL.

The Impact of CVE-2017-12648

The vulnerability could allow attackers to execute malicious scripts in the context of an unsuspecting user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2017-12648

Vulnerability Description

The vulnerability enables Cross-Site Scripting (XSS) attacks on Liferay Portal versions before 7.0 CE GA4 when accessed via a bookmark URL.

Affected Systems and Versions

Product: Liferay Portal
Versions affected: All versions prior to 7.0 CE GA4

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious URLs that, when accessed by users, execute unauthorized scripts within the portal's context.

Mitigation and Prevention

Immediate Steps to Take

Update Liferay Portal to version 7.0 CE GA4 or later to mitigate the XSS vulnerability.
Avoid clicking on suspicious or untrusted bookmark URLs.

Long-Term Security Practices

Regularly educate users on identifying and avoiding phishing attempts and suspicious URLs.
Implement Content Security Policy (CSP) to mitigate XSS risks.

Patching and Updates

Apply security patches and updates provided by Liferay to address known vulnerabilities and enhance portal security.