CVE-2007-6263: The dataconn function in ftpd.c in netkit ftpd (netkit-ftpd) 0.17, when certain modifications to support SS...

Security readout for executives and security teams

CVE-2007-6263 is a remote denial-of-service issue in netkit-ftpd 0.17 builds that added certain SSL support changes. A remote FTP over SSL interaction can crash the FTP daemon, disrupting file transfer service. Public evidence does not confirm active exploitation or a vendor-specific patch in the provided bundle. Exposure appears limited to systems running netkit-ftpd 0.17 with the described SSL support modifications and FTP over SSL reachable by remote clients. The bundle does not identify affected distributions beyond referenced Gentoo materials or provide reliable CPE data. Treat this as a service availability risk for legacy FTP infrastructure, not as confirmed active exploitation. Prioritize if FTP over SSL is internet-facing, business-critical, or difficult to restart automatically. Mitigation focus: Check vendor or distribution advisories for netkit-ftpd SSL-related fixes.; Remove or replace vulnerable netkit-ftpd builds where still present.; Restrict FTP over SSL access to trusted networks where possible..

Prepared

Jun 28, 2026, 19:45 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.