CVE-2018-25436

What is known

WordPress Plugin Baggage Freight Shipping Australia 0.1.0 contains an unrestricted file upload vulnerability that allows unauthenticated attackers to upload arbitrary files by exploiting the upload-package.php endpoint. Attackers can submit POST requests with malicious file extensions to the upload handler, which moves files without validation to the plugin upload directory, enabling remote code execution.

Business impact

Successful exploitation of CVE-2018-25436, a critical vulnerability (CVSS 9.3) affecting the affected product, 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 the affected product 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
• Reference