CVE-2023-5054 : Exploit Details and Defense Strategies

This is a detailed overview of CVE-2023-5054, a vulnerability identified in the Super Store Finder plugin for WordPress.

Understanding CVE-2023-5054

CVE-2023-5054 is a vulnerability present in versions of the Super Store Finder plugin for WordPress up to and including 6.9.3. The vulnerability allows unauthenticated attackers to create and relay arbitrary emails through the plugin, exploiting insufficient restrictions on the sendMail.php file.

What is CVE-2023-5054?

The CVE-2023-5054 vulnerability in the Super Store Finder plugin for WordPress enables unauthenticated attackers to send emails with arbitrary content through the vulnerable site's server. This exploit is the result of inadequate restrictions on the sendMail.php file within the plugin.

The Impact of CVE-2023-5054

CVE-2023-5054 has a base score of 5.8, categorizing it as a medium severity vulnerability. The exploit allows attackers to abuse the plugin to send unsolicited emails, potentially leading to spamming, phishing attacks, or compromising the integrity of the affected website.

Technical Details of CVE-2023-5054

The following technical aspects provide insight into the vulnerability's description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises from insufficient restrictions on the sendMail.php file within the Super Store Finder plugin, enabling unauthenticated email creation and relay by attackers.

Affected Systems and Versions

Versions of the Super Store Finder plugin for WordPress up to and including 6.9.3 are impacted by CVE-2023-5054.

Exploitation Mechanism

Unauthenticated attackers can abuse the vulnerability in the Super Store Finder plugin to send emails with arbitrary content through the affected site's server.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2023-5054 is crucial to safeguarding WordPress sites that may be using the Super Store Finder plugin.

Immediate Steps to Take

Disable or remove the Super Store Finder plugin if not essential for website functionality.
Regularly monitor the website for any signs of unauthorized email relay or suspicious activity.

Long-Term Security Practices

Keep all plugins and WordPress installations up to date to mitigate known vulnerabilities.
Implement strong authentication mechanisms to prevent unauthorized access to sensitive functionalities.

Patching and Updates

Stay informed about security patches and updates released by the plugin developer to address CVE-2023-5054. Regularly apply patches to ensure the plugin is not susceptible to known vulnerabilities.