CVE-2012-6067: Freeftpd

High severity, CVSS 10.0. EPSS: 3.1% chance of exploitation in the next 30 days.

freeFTPd.exe in freeFTPd through 1.0.11 allows remote attackers to bypass authentication via a crafted SFTP session, as demonstrated by an OpenSSH client with modified versions of ssh.c and sshconnect2.c.

Affected products

• Freeftpd Freeftpd: up to and including 1.0.11; version 1.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.0.4 only; …

Published 2012-12-04. Last modified 2026-06-16.