Multiple buffer overflows in ArGoSoft FTP Server before 1.4.1.6 allow remote authenticated users to cause a denial of service and possibly execute arbitrary code via (1) a SITE ZIP command with a long first or second argument, or (2) a SITE COPY with a long argument.
https://exchange.xforce.ibmcloud.com/vulnerabilities/15410
http://www.securiteam.com/windowsntfocus/5RP010KCAO.html