WS_FTP Pro versions 8.02 and below suffer from a buffer overrun when ASCII mode directory data is passed to the client from the server. If the data exceeds 260 bytes without a terminating CR/LF, the application will crash. Arbitrary code execution is possible.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/32867/wsftp802.txt
Source: https://packetstormsecurity.com/files/32867/wsftp802.txt.html