CVE-2019-14390 : What You Need to Know

The WHM Modify Account interface in cPanel versions prior to 82.0.2 has a stored XSS vulnerability (SEC-512).

Understanding CVE-2019-14390

This CVE identifies a stored XSS vulnerability in cPanel's WHM Modify Account interface.

What is CVE-2019-14390?

The vulnerability in cPanel versions before 82.0.2 allows attackers to execute malicious scripts in the context of a user's session.

The Impact of CVE-2019-14390

This vulnerability could lead to unauthorized access, data theft, and potential compromise of the affected system.

Technical Details of CVE-2019-14390

The technical aspects of this CVE are as follows:

Vulnerability Description

Stored XSS vulnerability in the WHM Modify Account interface of cPanel versions prior to 82.0.2.

Affected Systems and Versions

Product: cPanel
Vendor: cPanel
Affected Version: < 82.0.2

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into specific input fields, which are then executed when accessed by other users.

Mitigation and Prevention

To address CVE-2019-14390, consider the following steps:

Immediate Steps to Take

Update cPanel to version 82.0.2 or later to mitigate the vulnerability.
Regularly monitor and review user inputs for suspicious content.

Long-Term Security Practices

Implement input validation and output encoding to prevent XSS attacks.
Educate users on safe browsing practices and the risks of executing untrusted scripts.

Patching and Updates

Stay informed about security updates and patches released by cPanel to address vulnerabilities like this one.