CVE-2023-5054: super store finder vulnerability

What is known

The Super Store Finder plugin for WordPress is vulnerable to unauthenticated arbitrary email creation and relay in versions up to, and including, 6.9.3. This is due to insufficient restrictions on the sendMail.php file that allows direct access. This makes it possible for unauthenticated attackers to send emails utilizing the vulnerable site's server, with arbitrary content. Please note that this vulnerability has already been publicly disclosed with an exploit which is why we are publishing the details without a patch available, we are attempting to initiate contact with the developer.

Business impact

Successful exploitation of CVE-2023-5054, a medium vulnerability (CVSS 5.8) affecting super store finder, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.

Recommended administrator action

Confirm whether super store finder is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.

Sources

• NVD
• Reference
• Reference
• Reference