WS_FTP FTPD "STAT"command overflow parsing-vulnerability warning-the black bar safety net

The following analysis is based on the WSFTP Server 4.0.1. EVAL 4 7 1 5 6 3 1 4version, only the analysis of the“STAT”command overflow . In fact, WSFTP in processing STAT command, many places are length of the judgment, however, there is a place he has been missed, Well, our chance came.:...