CVE-2023-6242 : Vulnerability Insights and Analysis

This CVE record details a vulnerability found in the EventON - WordPress Virtual Event Calendar Plugin plugin for WordPress, where it is susceptible to Cross-Site Request Forgery (CSRF) attacks in versions up to and including 4.5.4 for the Pro version and 2.2.7 for the Free version.

Understanding CVE-2023-6242

This vulnerability allows unauthenticated attackers to manipulate post metadata on a WordPress site by exploiting a flaw in the nonce validation process on the evo_eventpost_update_meta function.

What is CVE-2023-6242?

CVE-2023-6242 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the EventON plugin for WordPress, potentially granting unauthorized individuals the ability to modify post metadata.

The Impact of CVE-2023-6242

The impact of this vulnerability is that malicious actors can change post metadata on affected WordPress websites, potentially leading to data manipulation or unauthorized actions being taken on the site.

Technical Details of CVE-2023-6242

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from missing or incorrect nonce validation on the evo_eventpost_update_meta function, which allows attackers to forge requests and update post metadata without proper authentication.

Affected Systems and Versions

The CVE affects the following:

Vendor: ashanjay
Product: EventON
Versions: Up to and including 2.2.7
Vendor: EventON
Product: EventON Pro
Versions: Up to and including 4.5.4

Exploitation Mechanism

Exploiting this vulnerability requires tricking a site administrator into unknowingly carrying out an action, such as clicking on a malicious link, which enables the attacker to update post metadata through a forged request.

Mitigation and Prevention

To safeguard against CVE-2023-6242, it is crucial to implement appropriate security measures and follow best practices.

Immediate Steps to Take

Immediately update the EventON plugin to the latest version to mitigate the CSRF vulnerability and ensure that proper nonce validation is in place to prevent unauthorized post metadata updates.

Long-Term Security Practices

Regularly monitor and update all plugins and software on WordPress websites to address security vulnerabilities promptly and minimize the risk of exploitation.

Patching and Updates

Stay informed about security advisories and CVEs related to plugins used on WordPress websites. Implement patches and updates as soon as they are released to maintain a secure environment.