Unspecified vulnerability in GlobalSCAPE Secure FTP Server before 3.1.4 Build 01.10.2006 allows attackers to cause a denial of service (application crash) via a "custom command" with a long argument.
Buffer overflow in CuteFTP Professional 6.0, and possibly other versions, allows remote FTP servers to cause a denial of service (application crash) via large replies to FTP commands.