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TITLE:
DokuWiki "TARGET_FN" Directory Traversal Vulnerability

SECUNIA ADVISORY ID:
SA21819

VERIFY ADVISORY:
http://secunia.com/advisories/21819/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
DokuWiki
http://secunia.com/product/4910/

DESCRIPTION:
rgod has discovered a vulnerability in DokuWiki, which can be
exploited by malicious people to compromise a vulnerable system.

Input passed to the "TARGET_FN" parameter in bin/dwpage.php is not
properly sanitised before being used to copy files. This can be
exploited via directory traversal attacks in combination with
DokuWiki's file upload feature to execute arbitrary PHP code.

The vulnerability is confirmed in version 2006-03-09b. Other versions
may also be affected,

SOLUTION:
Update to version 2006-03-09c and enable support for .htaccess files.

PROVIDED AND/OR DISCOVERED BY:
rgod

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About:
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