应对ASP溢出漏洞我们应该做全面的字符过滤
一种是会员登陆
下面这一段代码是把username的非法字符过滤掉
<%
username=trim(request.form("username"))
userpws=trim(request.form("password"))
if username="" or userpws="" or Instr(username,"=")>0 or Instr(username,"%")>0 or Instr(username,chr(32))>0 or Instr(username,"?")>0 or Instr(username,"&")>0 or Instr(username,";")>0 or Instr(username,",")>0 or Instr(username,"'")>0 or Instr(username,",")>0 or Instr(username,chr(34))>0 or Instr(username,chr(9))>0 or Instr(username,"