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do not double validate openbasedir-values, as appendOpenbasedirPath() already takes care of that; also fix /dev/urandom as openbasedir-path-value to be treated as file correctly, fixes #1669

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Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>
This commit is contained in:
Michael Kaufmann (d00p)
2016-11-10 10:07:00 +01:00
parent fad607c6e8
commit 7e4164da26
3 changed files with 34 additions and 49 deletions
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65
lib/functions/validate/function.appendOpenbasedirPath.php
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@@ -21,40 +21,43 @@
* to a line for a open_basedir directive
*
* @param string $path
* the path to check and append
* the path to check and append
* @param boolean $first
* if true, no ':' will be prefixed to the path
*
* if true, no ':' will be prefixed to the path
*
* @return string
*/
function appendOpenBasedirPath($path = '', $first = false)
{
if ($path != '' && $path != '/'
&& (! preg_match("#^/dev#i", $path) || preg_match("#^/dev/urandom#i", $path))
&& ! preg_match("#^/proc#i", $path)
&& ! preg_match("#^/etc#i", $path)
&& ! preg_match("#^/sys#i", $path)
&& ! preg_match("#:#", $path)
) {
$path = makeCorrectDir($path);
// check for php-version that requires the trailing
// slash to be removed as it does not allow the usage
// of the subfolders within the given folder, fixes #797
if ((PHP_MINOR_VERSION == 2 && PHP_VERSION_ID >= 50216) || PHP_VERSION_ID >= 50304) {
// check trailing slash
if (substr($path, - 1, 1) == '/') {
// remove it
$path = substr($path, 0, - 1);
}
}
if ($first) {
return $path;
}
return ':' . $path;
}
return '';
if ($path != '' && $path != '/' &&
(! preg_match("#^/dev#i", $path) || preg_match("#^/dev/urandom#i", $path))
&& ! preg_match("#^/proc#i", $path)
&& ! preg_match("#^/etc#i", $path)
&& ! preg_match("#^/sys#i", $path)
&& ! preg_match("#:#", $path)) {
if (preg_match("#^/dev/urandom#i", $path)) {
$path = makeCorrectFile($path);
} else {
$path = makeCorrectDir($path);
}
// check for php-version that requires the trailing
// slash to be removed as it does not allow the usage
// of the subfolders within the given folder, fixes #797
if ((PHP_MINOR_VERSION == 2 && PHP_VERSION_ID >= 50216) || PHP_VERSION_ID >= 50304) {
// check trailing slash
if (substr($path, - 1, 1) == '/') {
// remove it
$path = substr($path, 0, - 1);
}
}
if ($first) {
return $path;
}
return ':' . $path;
}
return '';
}