Golden FTP PASS Command Buffer Overflow Vulnerability

The host is running Golden FTP Server and is prone to buffer overflow vulnerability.
Successful exploitation will allow remote attackers to to execute arbitrary code on the system or cause the application to crash. Impact Level: System/Application
No solution or patch was made available for at least one year since disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.
The flaw is due to format string error while parsing 'PASS' command, which can be exploited to crash the FTP service by sending 'PASS' command with an overly long username parameter.
Golden FTP Server Version 4.70, other versions may also be affected.