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13 changes: 7 additions & 6 deletions front/signature.php
Original file line number Diff line number Diff line change
Expand Up @@ -33,19 +33,20 @@
$sign = array_key_exists('sign', $_GET) ? $_GET['sign'] : '';

// Avoid access to another directory or to files that does not match allowed extension
if (
preg_match('/(\\\\|\/)/', $sign) !== 0
|| preg_match('/\.' . preg_quote(PLUGIN_ORDER_SIGNATURE_EXTENSION, '/') . '$/', $sign) === 0
) {
$extensionPattern = '/\.(' . implode('|', array_map(function ($ext) {
return preg_quote($ext, '/');
}, PLUGIN_ORDER_SIGNATURE_EXTENSION)) . ')$/';

if (preg_match('/[\\\\\/]/', $sign) !== 0 || preg_match($extensionPattern, $sign) === 0) {
header('HTTP/1.1 403 Forbidden');
exit();
}

$filename = PLUGIN_ORDER_SIGNATURE_DIR . $sign;
$filename = PLUGIN_ORDER_SIGNATURE_DIR . $sign;

if (empty($sign) || !@is_file($filename)) {
header('HTTP/1.1 404 Not Found');
exit();
}

Toolbox::sendFile($filename, $sign);
Toolbox::sendFile($filename, $sign);
4 changes: 2 additions & 2 deletions inc/preference.class.php
Original file line number Diff line number Diff line change
Expand Up @@ -220,8 +220,8 @@ public static function getFiles($directory, $ext)
if ($filename == ".." or $filename == ".") {
echo "";
} else {
if ($filetype == 'file' && $extension == $ext) {
if ($ext == PLUGIN_ORDER_SIGNATURE_EXTENSION) {
if ($filetype == 'file' && in_array($extension, $ext)) {
if (in_array($ext, PLUGIN_ORDER_SIGNATURE_EXTENSION)) {
$name = array_shift($basename);
if (strtolower($name) == strtolower($_SESSION["glpiname"])) {
$array_file[] = [$filename, $filedate, $extension];
Expand Down
4 changes: 2 additions & 2 deletions setup.php
Original file line number Diff line number Diff line change
Expand Up @@ -53,10 +53,10 @@
}

if (!defined('PLUGIN_ORDER_TEMPLATE_EXTENSION')) {
define("PLUGIN_ORDER_TEMPLATE_EXTENSION", "odt");
define("PLUGIN_ORDER_TEMPLATE_EXTENSION", ["odt"]);
}
if (!defined('PLUGIN_ORDER_SIGNATURE_EXTENSION')) {
define("PLUGIN_ORDER_SIGNATURE_EXTENSION", "png");
define("PLUGIN_ORDER_SIGNATURE_EXTENSION", ["png"]);
}
/** @var array $CFG_GLPI */
global $CFG_GLPI;
Expand Down
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