CVE-2020-10241 Explained : Impact and Mitigation

An issue was discovered in Joomla! before 3.9.16. Missing token checks in the image actions of com_templates lead to CSRF.

Understanding CVE-2020-10241

This CVE identifies a vulnerability in Joomla! that could allow for CSRF attacks.

What is CVE-2020-10241?

CVE-2020-10241 is a security vulnerability in Joomla! versions prior to 3.9.16 due to inadequate token checks in the image actions of com_templates, potentially enabling CSRF attacks.

The Impact of CVE-2020-10241

The vulnerability could be exploited by malicious actors to perform Cross-Site Request Forgery (CSRF) attacks, potentially leading to unauthorized actions being performed on behalf of a user.

Technical Details of CVE-2020-10241

This section provides more technical insights into the CVE.

Vulnerability Description

The issue stems from missing token checks in the image actions of com_templates in Joomla! versions before 3.9.16, leaving the system susceptible to CSRF attacks.

Affected Systems and Versions

Product: Joomla!
Vendor: Joomla!
Versions affected: All versions before 3.9.16

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious requests to the image actions of com_templates, bypassing token checks and executing unauthorized actions.

Mitigation and Prevention

Protecting systems from CVE-2020-10241 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Joomla! to version 3.9.16 or later to mitigate the vulnerability.
Monitor for any suspicious activities that could indicate CSRF attacks.

Long-Term Security Practices

Implement CSRF tokens in web forms to prevent CSRF attacks.
Regularly update and patch Joomla! and other software to address security vulnerabilities.
Educate users on safe browsing practices to minimize the risk of CSRF attacks.
Consider implementing additional security measures such as web application firewalls.

Patching and Updates

Ensure timely installation of security patches and updates for Joomla! and related components to address known vulnerabilities.