CVE-2019-14518 : Security Advisory and Response

Evolution CMS 2.0.x version has a security vulnerability that allows for cross-site scripting (XSS) attacks when a description and new category location are utilized in a template. The vendor claims this behavior aligns with the access policy set in the administration panel.

Understanding CVE-2019-14518

Evolution CMS 2.0.x vulnerability enabling XSS attacks.

What is CVE-2019-14518?

Evolution CMS 2.0.x is susceptible to XSS attacks when specific template elements are manipulated, potentially leading to unauthorized access or data theft.

The Impact of CVE-2019-14518

The vulnerability could be exploited by malicious actors to inject and execute malicious scripts, compromising user data and system integrity.

Technical Details of CVE-2019-14518

Evolution CMS 2.0.x XSS vulnerability details.

Vulnerability Description

The security flaw in Evolution CMS 2.0.x allows attackers to execute XSS attacks by manipulating template elements like descriptions and category locations.

Affected Systems and Versions

Evolution CMS 2.0.x
All instances where descriptions and new category locations are used in templates

Exploitation Mechanism

Attackers can inject malicious scripts through description and category location fields in templates
Scripts execute within the context of the user's session, potentially leading to unauthorized actions

Mitigation and Prevention

Protecting systems from CVE-2019-14518.

Immediate Steps to Take

Disable or restrict access to affected template elements
Regularly monitor and audit template usage for suspicious activities

Long-Term Security Practices

Educate users on safe template practices and XSS prevention
Implement input validation and output encoding to mitigate XSS risks

Patching and Updates

Apply vendor-recommended patches and updates promptly to address the vulnerability