CVE-2020-10238 : Security Advisory and Response

An issue was discovered in Joomla! before 3.9.16. Various actions in com_templates lack the required ACL checks, leading to various potential attack vectors.

Understanding CVE-2020-10238

This CVE identifies a security vulnerability in Joomla! that could be exploited by attackers.

What is CVE-2020-10238?

CVE-2020-10238 is a vulnerability in Joomla! before version 3.9.16, specifically affecting actions in com_templates due to missing ACL checks.

The Impact of CVE-2020-10238

The vulnerability could be exploited by malicious actors to launch various types of attacks, posing a risk to the security of Joomla! websites.

Technical Details of CVE-2020-10238

This section provides more technical insights into the vulnerability.

Vulnerability Description

The issue arises from the absence of necessary ACL checks in certain actions within com_templates, creating potential attack vectors.

Affected Systems and Versions

Product: Joomla!
Versions affected: Before 3.9.16

Exploitation Mechanism

Attackers can exploit the lack of ACL checks in com_templates to carry out unauthorized actions and compromise Joomla! websites.

Mitigation and Prevention

Protecting systems from CVE-2020-10238 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Joomla! to version 3.9.16 or later to patch the vulnerability.
Monitor website activity for any suspicious behavior.

Long-Term Security Practices

Implement regular security audits and updates for Joomla! and its extensions.
Enforce strong access controls and user permissions to prevent unauthorized actions.

Patching and Updates

Regularly check for security updates from Joomla! and apply patches promptly to safeguard against known vulnerabilities.