CVE-2011-0507: Blackmoonftpserver Blackmoon FTP Server

Medium severity, CVSS 4.3. EPSS: 4.9% chance of exploitation in the next 30 days.

FTPService.exe in Blackmoon FTP 3.1 Build 1735 and Build 1736 (3.1.7.1736), and possibly other versions before 3.1.8.1737, allows remote attackers to cause a denial of service (crash) via a large number of PORT commands with long arguments, which triggers a NULL pointer dereference. NOTE: some of these details are obtained from third party information.

Affected products

• Blackmoonftpserver Blackmoon FTP Server: version 3.1 only; version 3.1.7.1735 only; version 3.1.7.1736 only

Published 2011-01-20. Last modified 2026-06-16.