当我们发现ASP网站被扫描有注入点,该怎么办?是不是很着急啊,试试这三种方法吧:
 
第一种:
squery=lcase(Request.ServerVariables("QUERY_STRING"))
sURL=lcase(Request.ServerVariables("HTTP_HOST"))
 
SQL_injdata =":|;|>|<|--|sp_|xp_|\|dir|cmd|^|(|)|+|$|'|copy|format|and|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|char|declare"
 
SQL_inj = split(SQL_Injdata,"|")
 
For SQL_Data=0 To Ubound(SQL_inj)
if instr(squery&sURL,Sql_Inj(Sql_DATA))>0 Then
Response.Write "SQL通用防注入系统"
Response.end
end if
next
 
第二种:
SQL_injdata =":|;|>|<|--|sp_|xp_|\|dir|cmd|^|(|)|+|$|'|copy|format|and|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|char|declare"
 
SQL_inj = split(SQL_Injdata,"|")
 
If Request.QueryString<>"" Then
For Each SQL_Get In Request.QueryString
For SQL_Data=0 To Ubound(SQL_inj)
if instr(Request.QueryString(SQL_Get),Sql_Inj(Sql_DATA))>0 Then
Response.Write "SQL通用防注入系统"
Response.end
end if
next
Next
End If
 
If Request.Form<>"" Then
For Each Sql_Post In Request.Form
For SQL_Data=0 To Ubound(SQL_inj)
if instr(Request.Form(Sql_Post),Sql_Inj(Sql_DATA))>0 Then
Response.Write "SQL通用防注入系统"
Response.end
end if
next
next
end if
 
第三种
<%
'--------定义部份------------------
Dim Str_Post,Str_Get,Str_In,Str_Inf,Str_Xh,Str_db,Str_dbstr
'自定义需要过滤的字串, ""分离
Str_In = "';andexecinsertselectdeleteupdatecount*%chrmidmastertruncatechardeclare"
'----------------------------------
%>
 
<%
Str_Inf = split(Str_In,"")
'--------POST部份------------------
If Request.Form<>"" Then
For Each Str_Post In Request.Form
 
For Str_Xh=0 To Ubound(Str_Inf)
If Instr(LCase(Request.Form(Str_Post)),Str_Inf(Str_Xh))<>0 Then
'--------写入数据库---------------
Str_dbstr="DBQ="+server.mappath("SqlIn.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};"
Set Str_db=Server.CreateObject("ADODB.CONNECTION")
Str_db.open Str_dbstr
Str_db.Execute("insert into SqlIn(Sqlin_IP,SqlIn_Web,SqlIn_FS,SqlIn_CS,SqlIn_SJ) values('"&Request.ServerVariables("REMOTE_ADDR")&"','"&Request.ServerVariables("URL")&"','POST','"&Str_Post&"','"&replace(Request.Form(Str_Post),"'","''")&"')")
Str_db.close
Set Str_db = Nothing
'--------写入数据库---------------
Response.Write "<Script Language=JavaScript>alert('请不要在参数中包含非法字符尝试注入!');</Script>"
Response.Write "非法操作!系统做了如下记录:<br>"
Response.Write "操作IP"&Request.ServerVariables("REMOTE_ADDR")&"<br>"
Response.Write "操作时间:"&Now&"<br>"
Response.Write "操作页面:"&Request.ServerVariables("URL")&"<br>"
Response.Write "提交方式:POST<br>"
Response.Write "提交参数:"&Str_Post&"<br>"
Response.Write "提交数据:"&Request.Form(Str_Post)
Response.End
End If
Next
 
Next
End If
'----------------------------------
 
'--------GET部份-------------------
If Request.QueryString<>"" Then
For Each Str_Get In Request.QueryString
 
For Str_Xh=0 To Ubound(Str_Inf)
If Instr(LCase(Request.QueryString(Str_Get)),Str_Inf(Str_Xh))<>0 Then
'--------写入数据库---------------
Str_dbstr="DBQ="+server.mappath("SqlIn.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};"
Set Str_db=Server.CreateObject("ADODB.CONNECTION")
Str_db.open Str_dbstr
Str_db.Execute("insert into SqlIn(Sqlin_IP,SqlIn_Web,SqlIn_FS,SqlIn_CS,SqlIn_SJ) values('"&Request.ServerVariables("REMOTE_ADDR")&"','"&Request.ServerVariables("URL")&"','GET','"&Str_Get&"','"&replace(Request.QueryString(Str_Get),"'","''")&"')")
Str_db.close
Set Str_db = Nothing
'--------写入数据库---------------
 
Response.Write "<Script Language=JavaScript>alert('请不要在参数中包含非法字符尝试注入!);</Script>"
Response.Write "非法操作!系统做了如下记录:<br>"
Response.Write "操作IP"&Request.ServerVariables("REMOTE_ADDR")&"<br>"
Response.Write "操作时间:"&Now&"<br>"
Response.Write "操作页面:"&Request.ServerVariables("URL")&"<br>"
Response.Write "提交方式:GET<br>"
Response.Write "提交参数:"&Str_Get&"<br>"
Response.Write "提交数据:"&Request.QueryString(Str_Get)
Response.End
End If
Next
Next
End If
%>
3中方法需要你自己建个数据库表