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IT Security and Insecurity Portal |
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upload a PHP file |
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 Posted: Mon Oct 19, 2009 12:11 am |
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| crazynou |
| Advanced user |
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| Joined: Feb 08, 2009 |
| Posts: 198 |
| Location: AlGeRiA |
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i found this script in VICTIM target and i whant to upload a PHP file with it but i have a Error!!!
| Code: | <?php
session_start();
require('config.php');
require_once('include/functions.php');
require_once('include/user_functions.php');
require_once('include/islogged.php');
// define meta tags & common variables
$meta_title = sprintf($lang['upload_avatar'], $userdata['name']);
$meta_description = '';
// end
function resize_then_crop( $filein,$fileout,
$imagethumbsize_w,$imagethumbsize_h,$red,$green,$blue)
{
// Get new dimensions
list($width, $height) = getimagesize($filein);
$new_width = $width * $percent;
$new_height = $height * $percent;
if(preg_match("/.jpg/i", "$filein"))
{
$format = 'image/jpeg';
}
if (preg_match("/.gif/i", "$filein"))
{
$format = 'image/gif';
}
if(preg_match("/.png/i", "$filein"))
{
$format = 'image/png';
}
switch($format)
{
case 'image/jpeg':
$image = imagecreatefromjpeg($filein);
break;
case 'image/gif';
$image = imagecreatefromgif($filein);
break;
case 'image/png':
$image = imagecreatefrompng($filein);
break;
}
$width = $imagethumbsize_w ;
$height = $imagethumbsize_h ;
list($width_orig, $height_orig) = getimagesize($filein);
if ($width_orig < $height_orig) {
$height = ($imagethumbsize_w / $width_orig) * $height_orig;
} else {
$width = ($imagethumbsize_h / $height_orig) * $width_orig;
}
if ($width < $imagethumbsize_w)
//if the width is smaller than supplied thumbnail size
{
$width = $imagethumbsize_w;
$height = ($imagethumbsize_w/ $width_orig) * $height_orig;;
}
if ($height < $imagethumbsize_h)
//if the height is smaller than supplied thumbnail size
{
$height = $imagethumbsize_h;
$width = ($imagethumbsize_h / $height_orig) * $width_orig;
}
$thumb = imagecreatetruecolor($width , $height);
$bgcolor = imagecolorallocate($thumb, $red, $green, $blue);
ImageFilledRectangle($thumb, 0, 0, $width, $height, $bgcolor);
imagealphablending($thumb, true);
imagecopyresampled($thumb, $image, 0, 0, 0, 0,
$width, $height, $width_orig, $height_orig);
$thumb2 = imagecreatetruecolor($imagethumbsize_w , $imagethumbsize_h);
// true color for best quality
$bgcolor = imagecolorallocate($thumb2, $red, $green, $blue);
ImageFilledRectangle($thumb2, 0, 0,
$imagethumbsize_w , $imagethumbsize_h , $white);
imagealphablending($thumb2, true);
$w1 =($width/2) - ($imagethumbsize_w/2);
$h1 = ($height/2) - ($imagethumbsize_h/2);
imagecopyresampled($thumb2, $thumb, 0,0, $w1, $h1,
$imagethumbsize_w , $imagethumbsize_h ,$imagethumbsize_w, $imagethumbsize_h);
if ($fileout !="")imagegif($thumb2, $fileout); //write to file
}
if(!empty($logged_in) && ($logged_in == '1')) {
$query = mysql_query("SELECT * FROM pm_users where username = '".$userdata['username']."'");
$rows = mysql_num_rows($query);
$r = mysql_fetch_array($query);
$avatar = _URL."/"._UPFOLDER."/avatars/".$r['avatar'];
$tdir = _UPFOLDER."/avatars/"; // Path To Thumbnails Directory
$imagethumbsize_w = 80; // thumbnail size (area cropped in middle of image)
$imagethumbsize_h = 80; // thumbnail size (area cropped in middle of image)
if (!isset($_POST['submit'])) { // Image Upload Form Below
$top_videos = top_videos('', _TOPVIDS);
$smarty->assign('top_videos', $top_videos);
$smarty->assign('avatar', $avatar);
$smarty->assign('username', $username);
// --- DEFAULT SYSTEM FILES - DO NOT REMOVE --- //
$smarty->assign('meta_title', $meta_title);
$smarty->assign('meta_description', $meta_description);
$smarty->assign('template_dir', $template_f);
$smarty->display('upload_avatar.tpl');
} else if (isset($_POST['submit'])) { // Uploading/Resizing Script
$url = $_FILES['imagefile']['name']; // Set $url To Equal The Filename For Later Use
if ($_FILES['imagefile']['type'] == "image/png" || $_FILES['imagefile']['type'] == "image/gif" || $_FILES['imagefile']['type'] == "image/jpg" || $_FILES['imagefile']['type'] == "image/jpeg" || $_FILES['imagefile']['type'] == "image/pjpeg") {
$file_ext = strrchr($_FILES['imagefile']['name'], '.'); // Get The File Extention In The Format Of , For Instance, .jpg, .gif or .php
$rand_string = rand(343, 1000);
$new_name = $rand_string."-".$_FILES['imagefile']['name'];
$copy = copy($_FILES['imagefile']['tmp_name'], "$tdir" . $new_name); // Move Image From Temporary Location To Permanent Location
if ($copy) { // If The Script Was Able To Copy The Image To It's Permanent Location
resize_then_crop( "$tdir" . $new_name, $tdir."avatar".$rand_string."-".$userdata['id']."".$file_ext,$imagethumbsize_w,$imagethumbsize_h,"255","255","255");
$ttemp = "$tdir" . $new_name;
@unlink($ttemp); // delete temp image
if($r['avatar'] != 'no_avatar.gif') { // delete old avatar BUT not the default avatar
$old_avatar = "$tdir".$r['avatar'];
@unlink($old_avatar);
}
$err = $lang['ua_msg3']; // Resize successful
$output_img = "avatar".$rand_string."-".$userdata['id']."".$file_ext;
mysql_query("UPDATE pm_users SET avatar = '".$output_img."' WHERE username = '".$userdata['username']."'");
} else {
$err = $lang['ua_msg4']; // Error Message If Upload Failed
}
} else {
$err = $lang['ua_msg5']; // Error Message If Filetype Is Wrong
}
$top_videos = top_videos('', _TOPVIDS);
$smarty->assign('top_videos', $top_videos);
$smarty->assign('err_msg', $err);
$smarty->assign('avatar', $avatar);
$smarty->assign('username', $username);
// --- DEFAULT SYSTEM FILES - DO NOT REMOVE --- //
$smarty->assign('meta_title', $meta_title);
$smarty->assign('meta_description', $meta_description);
$smarty->assign('template_dir', $template_f);
$smarty->display('upload_avatar.tpl');
}
exit;
}
?>
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| Posted: Mon Oct 19, 2009 7:01 am |
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| pexli |
| Valuable expert |
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| Joined: May 24, 2007 |
| Posts: 663 |
| Location: Bulgaria |
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| With this script you may upload only images. |
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| Posted: Fri Mar 19, 2010 11:25 pm |
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| EluneZ |
| Regular user |
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| Joined: Mar 16, 2010 |
| Posts: 14 |
| Location: Bulgaria |
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| pexli wrote: | | With this script you may upload only images. |
Yes.
Stop reading there:
$url = $_FILES['imagefile']['name']; // Set $url To Equal The Filename For Later Use
if ($_FILES['imagefile']['type'] == "image/png" || $_FILES['imagefile']['type'] == "image/gif" || $_FILES['imagefile']['type'] == "image/jpg" || $_FILES['imagefile']['type'] == "image/jpeg" || $_FILES['imagefile']['type'] == "image/pjpeg") { |
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