Portswigger web security academy:SQL injection 目录 Portswigger web security academy:SQL injection SQL injection vulnerability in WHERE clause allowing retrieval of hidden data SQL injection vulnerability allowing login bypass SQL injection UNION attac
SQL注入(SQL Injection) 所谓SQL注入式攻击,就是攻击者把SQL命令插入到Web表单的输入域或页面请求的查询字符串,欺骗服务器执行恶意的SQL命令.攻击者通过web请求提交带有影响正常SQL执行的参数(arlen’ OR ‘1’=’1),服务端在执行SQL时参数的特殊性影响了原本的意思(select * from table where user=’arlen\’ OR \’1\’=\’1’;),执行了非预期的操作(select * from table where user=
目录 SQL injection UNION attack, determining the number of columns returned by the query SQL injection UNION attack, determining the number of columns returned by the query 虽然进去一个商品页面,然后把包发到Repeater中,因为题目要求的是查询结果要返回空值,所以我们利用填充NULL的方式注入,只有NULL的数量与查询结果列数