防SQL注入程序代码 [复制链接]

一般站点安全首先要考虑到的是SQL注入的防范，下面就是一些通用的 防sql注入代码！ %0fF
_OU  
u_;*Ay  
试试这两种方法: MUhC6s\F  
第一种： HJhPd#xCW  
squery=lcase(Request.ServerVariables("QUERY_STRING")) )@09Y_9r  
sURL=lcase(Request.ServerVariables("HTTP_HOST")) peCmb)>Sa  
D>+&= 5{  
SQL_injdata =":|;|>|<|--|sp_|xp_|\|dir|cmd|^|(|)|+|$|'|copy|format|and|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|char|declare" / *RDy!m  
(%}T\~`1z#  
SQL_inj = split(SQL_Injdata,"|") ,24NMv7  
3FT%.dV^  
For SQL_Data=0 To Ubound(SQL_inj) }zY)H9J~  
if instr(squery&sURL,Sql_Inj(Sql_DATA))>0 Then <W~ 5;m  
Response.Write "SQL通用防注入系统" ]( V+ qj
 
Response.end 'b:e`2fl  
end if ZF"f.aV8)  
next }S<2({GI  
!rZO~a0  
+c.A|!-  
XSyCT0f08  
第二种： "nPmQ  
SQL_injdata =":|;|>|<|--|sp_|xp_|\|dir|cmd|^|(|)|+|$|'|copy|format|and|exec|insert|select|delete|update|count|*|%|chr|mid|master|truncate|char|declare" F1JSf&8  
^m;dEe&@F  
SQL_inj = split(SQL_Injdata,"|") r(h&=&T6  
,],"tzKtE  
If Request.QueryString<>"" Then kMWu%,s4  
For Each SQL_Get In Request.QueryString r5jiB L~  
For SQL_Data=0 To Ubound(SQL_inj) M[}EVt~  
if instr(Request.QueryString(SQL_Get),Sql_Inj(Sql_DATA))>0 Then '(m
J*Eb  
Response.Write "SQL通用防注入系统" WMnR+?q  
Response.end f#_XR  
end if Fh9%5-t:J  
next 5LbU'5  
Next :@jhe8'w  
End If ;ZHKTOoK  
j/4N  
If Request.Form<>"" Then h#'(i<5v  
For Each Sql_Post In Request.Form >y mMQEX`  
For SQL_Data=0 To Ubound(SQL_inj) 5!$m3j_,]?  
if instr(Request.Form(Sql_Post),Sql_Inj(Sql_DATA))>0 Then /e1m1B  
Response.Write "SQL通用防注入系统" Rp4EB:*  
Response.end `au(' xi<  
end if 0#lw?s
v  
next %^n9Z/I  
next 7Fw`s@/%  
end if D M(WYL{
 
;>QED  
第三种 !8yw!hA  
<% W{O:j  
'--------定义部份------------------ et(/`  
Dim Str_Post,Str_Get,Str_In,Str_Inf,Str_Xh,Str_db,Str_dbstr VgtWT`F.I  
'自定义需要过滤的字串,用 "■"分离 *Dtwr  
Str_In = "'■;■and■exec■insert■select■delete■update■count■*■%■chr■mid■master■truncate■char■declare" L&=j O0_  
'---------------------------------- ^"7tfo8  
%> #DApdD9M  
>8_#L2@  
<% j}uFp|df<  
Str_Inf = split(Str_In,"■") ("0@_05OH  
'--------POST部份------------------ Ja>UcE29  
If Request.Form<>"" Then }hrLM[  
For Each Str_Post In Request.Form Zx,R6@l  
}d dwL  
For Str_Xh=0 To Ubound(Str_Inf) R#i|n<x  
If Instr(LCase(Request.Form(Str_Post)),Str_Inf(Str_Xh))<>0 Then s fNXIEr^  
'--------写入数据库----------头----- !<H[h4g  
Str_dbstr="DBQ="+server.mappath("SqlIn.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};" #qXE[%  
Set Str_db=Server.CreateObject("ADODB.CONNECTION") `,i'vb`W#b  
Str_db.open Str_dbstr fZL%H0&  
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),"'","''")&"')") LI_>fuv"8  
Str_db.close }^Be^a<ub  
Set Str_db = Nothing ,C2qP3yg  
'--------写入数据库----------尾----- >8Wvz.Nq/  
Response.Write "<Script Language=JavaScript>alert('请不要在参数中包含非法字符尝试注入！');</Script>" bq[j4xH0X  
Response.Write "非法操作！系统做了如下记录:<br>" xnmIo? hC  
Response.Write "操作IP："&Request.ServerVariables("REMOTE_ADDR")&"<br>" Ni*f1[sI<  
Response.Write "操作时间："&Now&"<br>" I'2:>44>I6  
Response.Write "操作页面："&Request.ServerVariables("URL")&"<br>" p.^mOkpt  
Response.Write "提交方式：POST<br>" ^ j;HYs_  
Response.Write "提交参数："&Str_Post&"<br>" |!{Q4<   
Response.Write "提交数据："&Request.Form(Str_Post) x^Tjs<#  
Response.End [?x9NQ{  
End If xy>wA  
Next 4b=hFwr[?  
1RM;"b/  
Next 
lA {  
End If _/bFt6  
'---------------------------------- Tl5K'3  
_ vVw2HH  
'--------GET部份------------------- e`zEsLs@  
If Request.QueryString<>"" Then K]' 84
!l  
For Each Str_Get In Request.QueryString 8*kZ.-T B  
$T{,3;kt  
For Str_Xh=0 To Ubound(Str_Inf) @'L /]  
If Instr(LCase(Request.QueryString(Str_Get)),Str_Inf(Str_Xh))<>0 Then O=LS~&=,  
'--------写入数据库----------头----- 9+"D8 J7  
Str_dbstr="DBQ="+server.mappath("SqlIn.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};" >C y  
Set Str_db=Server.CreateObject("ADODB.CONNECTION") r7Bv?M^!  
Str_db.open Str_dbstr TU$PAwn=  
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),"'","''")&"')") kCfSF%W&  
Str_db.close jT"P$0sJAd  
Set Str_db = Nothing Ou</{l /  
'--------写入数据库----------尾----- A!Zjcp|  
<$wh@$PK  
Response.Write "<Script Language=JavaScript>alert('请不要在参数中包含非法字符尝试注入！);</Script>" *vv<@+gA  
Response.Write "非法操作！系统做了如下记录:<br>" J_YbeZ]  
Response.Write "操作IP："&Request.ServerVariables("REMOTE_ADDR")&"<br>" @%&;V(  
Response.Write "操作时间："&Now&"<br>" g\)+ LX  
Response.Write "操作页面："&Request.ServerVariables("URL")&"<br>" m6^Ua  
Response.Write "提交方式：GET<br>" x3=W{Fv@4  
Response.Write "提交参数："&Str_Get&"<br>" ;l> xXSB7$  
Response.Write "提交数据："&Request.QueryString(Str_Get) i)f3\?,,  
Response.End ;8/w'oe*j  
End If (RG\U[  
Next (rO_Vfaa  
Next W/ZmG]sZE  
End If o6sL~*hQ  
%> q9.)p  
第3中方法需要你自己建个数据库表