source: http://www.securityfocus.com/bid/1278/info

A remote user may browse any known directory on a host running Fastraq Mailtraq 1.1.4 by making a URL request that includes the '../' string.

In addition, requesting a URL appended with "../" and an unusually long character string will return an error message disclosing the full path of the Mailtraq installation directory. 

Directory traversal vulnerability:
http: //target/../../knowndirectory/

Path disclosure vulnerability:
http:&nbsp;//target/../<very long character string>
源链接

Hacking more

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