CVE-2019-12764 : Exploit Details and Defense Strategies

A vulnerability has been found in versions of Joomla! prior to 3.9.7 where non-Super-Admin users can manipulate the update server URL of com_joomlaupdate.

Understanding CVE-2019-12764

This CVE identifies a security issue in Joomla! versions before 3.9.7 that allows non-Super-Admin users to tamper with the update server URL of com_joomlaupdate.

What is CVE-2019-12764?

CVE-2019-12764 is a vulnerability in Joomla! that enables non-Super-Admin users to modify the update server URL of com_joomlaupdate, potentially leading to unauthorized actions.

The Impact of CVE-2019-12764

The vulnerability could be exploited by malicious users to manipulate the update server URL, compromising the integrity and security of the Joomla! installation.

Technical Details of CVE-2019-12764

This section provides more technical insights into the CVE.

Vulnerability Description

The issue in Joomla! before 3.9.7 allows non-Super-Admin users to change the update server URL of com_joomlaupdate, posing a security risk.

Affected Systems and Versions

Affected Version: Joomla! versions prior to 3.9.7
Specifically impacts non-Super-Admin users

Exploitation Mechanism

Non-Super-Admin users can manipulate the update server URL of com_joomlaupdate

Mitigation and Prevention

Protect your systems and data from CVE-2019-12764 with these mitigation strategies.

Immediate Steps to Take

Update Joomla! to version 3.9.7 or later to patch the vulnerability
Restrict access to the Joomla! update server URL to authorized Super-Admin users

Long-Term Security Practices

Regularly monitor and audit user permissions and activities within Joomla!
Educate users on best practices for maintaining secure configurations

Patching and Updates

Apply security patches and updates promptly to ensure protection against known vulnerabilities