CVE-2011-4130: ProFTPD

High severity, CVSS 9.0. EPSS: 12.6% chance of exploitation in the next 30 days.

Use-after-free vulnerability in the Response API in ProFTPD before 1.3.3g allows remote authenticated users to execute arbitrary code via vectors involving an error that occurs after an FTP data transfer.

Affected products

• ProFTPD ProFTPD: up to and including 1.3.3; version 1.2.0 only; version 1.2.1 only; version 1.2.2 only; version 1.2.3 only; version 1.2.4 only; …

Published 2011-12-06. Last modified 2026-06-16.