SQL注入 例:脚本逻辑 $sql = "SELECT * FROM user WHERE userid = $_GET[userid] "; 案例1:SELECT * FROM t WHERE a LIKE '%xxx%' OR (IF(NOW=SYSDATE(), SLEEP(5), 1)) OR b LIKE '1=1 '; 案例2:SELECT * FROM t WHERE a > 0 AND b IN(497 AND (SELECT * FROM (SELECT(SLE…
0x01 前言 在测试过程中,经常会遇到一些主机防护软件,对这方面做了一些尝试,可成功bypass了GET和POST的注入防御,分享一下姿势. 0x02 环境搭建 Windows Server 2003+phpStudy sql注入点测试代码: sql.php <?php $con = mysql_connect("localhost","root","root"); if (!$con) { die('Could not connect:…