SQL注入里面的题目,要用udf提权。注入方式是堆叠注入,一般就是常用思路挨个试https://ccship.cn/2021/10/21/sql%E6%B3%A8%E5%85%A5%E6%80%BB%E7%BB%93/#toc-head-12 关于udf提权,可以看这两篇文章: https://www.sqlsec.com/2020/11/mysql.html#%E5%86%99%E5%85%A5%E5%8A%A8%E6%80%81%E9%93%BE%E6%8E%A5%E5%BA%93 https://www.fr…