CVE-2017-12647 : Vulnerability Insights and Analysis
Learn about CVE-2017-12647, a Cross-Site Scripting (XSS) vulnerability in Liferay Portal pre-7.0 CE GA4. Understand the impact, affected systems, exploitation, and mitigation steps.
A Cross-Site Scripting (XSS) vulnerability in Liferay Portal before version 7.0 CE GA4 allows exploitation through a Knowledge Base article title.
Understanding CVE-2017-12647
This CVE involves a security issue in Liferay Portal that enables XSS attacks through specific content manipulation.
What is CVE-2017-12647?
CVE-2017-12647 is a Cross-Site Scripting vulnerability found in Liferay Portal versions preceding 7.0 CE GA4. The exploit can occur via the title of a Knowledge Base article.
The Impact of CVE-2017-12647
This vulnerability could lead to malicious code injection, potentially compromising user data, session hijacking, or unauthorized actions on the affected system.
Technical Details of CVE-2017-12647
This section delves into the specifics of the vulnerability.
Vulnerability Description
The XSS flaw in Liferay Portal before version 7.0 CE GA4 allows attackers to inject and execute malicious scripts through the title of a Knowledge Base article.
Affected Systems and Versions
- Product: Liferay Portal
- Versions Affected: Pre-7.0 CE GA4
Exploitation Mechanism
The vulnerability can be exploited by crafting a malicious title for a Knowledge Base article, which, when viewed, triggers the execution of the injected script.
Mitigation and Prevention
Protecting systems from CVE-2017-12647 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Upgrade Liferay Portal to version 7.0 CE GA4 or newer to mitigate the XSS vulnerability.
- Regularly monitor and review Knowledge Base article titles for any suspicious or unexpected content.
Long-Term Security Practices
- Implement input validation mechanisms to sanitize user-generated content and prevent script injection.
- Educate users on safe content creation practices to minimize the risk of XSS attacks.
Patching and Updates
- Stay informed about security updates and patches released by Liferay for the Portal software.
- Promptly apply patches to ensure the system is protected against known vulnerabilities.