CVE:CVE-2001-0681
CNNVD:CNNVD-200109-114
QPC QVT/Net 5.0版本和QVT/Term 5.0版本ftpd存在缓冲区溢出漏洞。远程攻击者借助超长（1）用户名或者（2）密码导致服务拒绝。
solution:Upgrade qpc_software qvt_net to a higher version than 5.0,and avoid the version 5.0; Upgrade qpc_software qvt_term to a higher version than 5.0,and avoid the version 5.0