CVE-2007-3548: w3filer

High severity, CVSS 7.1. EPSS: 3.9% chance of exploitation in the next 30 days.

Stack-based buffer overflow in W3Filer 2.1.3 allows remote FTP servers to cause a denial of service (application hang or crash) and possibly execute arbitrary code by sending a large banner to a client that is sending a file.

Affected products

• w3filer w3filer: version 2.1.3 only

Published 2007-07-03. Last modified 2026-06-16.