ID:               41492
 Updated by:       [EMAIL PROTECTED]
 Reported By:      bugs dot php dot net at chsc dot dk
-Status:           Open
+Status:           Closed
 Bug Type:         Safe Mode/open_basedir
 Operating System: Linux
 PHP Version:      5.2.2
 New Comment:

This bug has been fixed in CVS.

Snapshots of the sources are packaged every three hours; this change
will be in the next snapshot. You can grab the snapshot at
http://snaps.php.net/.
 
Thank you for the report, and for helping us make PHP better.




Previous Comments:
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[2007-05-24 15:55:54] bugs dot php dot net at chsc dot dk

Description:
------------
file_exists() etc. does not allow checking the existence of files
outside the directories specified in open_basedir.

Appearently readfile() does *not* have this restriction and thus allows
checking the existence of files anywhere in the filesystem. If
realpath($filename) returns a string (i.e. not false), the file exists.
This is a circumvention of the open_basedir restriction in file_exists()
etc.


Reproduce code:
---------------
The following should always be true, but it isn't when $dir is outside
the directories specified in open_basedir:

var_dump(file_exists($dir) === (bool) realpath($dir));




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