Description
用友NC系统 /portal/pt/oacoSchedulerEvents/uncancelEvent接口 存在SQL注入漏洞 ，攻击者可通过构造恶意SQL语句进行注入攻击。利用该漏洞，攻击者可以获取敏感数据库信息（如管理员密码、用户个人信息），在高权限场景下甚至可以向服务器写入木马程序，进一步获取系统权限。
用友NC /portal/pt/oacoSchedulerEvents/uncancelEvent SQL 注入漏洞
PoC
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https://mrxn.net/jswz/yonyou-nc-oacoSchedulerEvents-uncancelEvent-sqli.html
https://www.gm7.org/archives/12638
https://github.com/eeeeeeeeee-code/POC/blob/main/wpoc/%E7%94%A8%E5%8F%8BOA/%E7%94%A8%E5%8F%8BNC-oacoSchedulerEvents%E6%8E%A5%E5%8F%A3%E5%AD%98%E5%9C%A8sql%E6%B3%A8%E5%85%A5%E6%BC%8F%E6%B4%9E.md
https://www.secevery.com/toBugInfo?id=1800764622542905345
https://cn-sec.com/archives/2842812.html
https://www.cnblogs.com/0day-li/p/19007070