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TITLE:
Drupal Comment Upload Module File Upload Vulnerability

SECUNIA ADVISORY ID:
SA28729

VERIFY ADVISORY:
http://secunia.com/advisories/28729/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Drupal Comment Upload Module 4.x
http://secunia.com/product/17396/
Drupal Comment Upload Module 5.x
http://secunia.com/product/17397/

DESCRIPTION:
A vulnerability has been reported in the Comment Upload Module for
Drupal, which can be exploited by malicious users to compromise a
vulnerable system.

The vulnerability is caused due to the Comment Upload Module passing
incorrect data to the file upload validation functions, which can be
exploited to upload files with arbitrary extensions.

Successful exploitation requires "upload files" permissions.

The vulnerability is reported in Comment Upload for Drupal 4.7.x
prior to 4.7.x-0.1 and Comment Upload for Drupal 5.x prior to
5.x-0.1.

SOLUTION:
Apply updated versions.

Drupal 4.7.x users:
Update to Comment Upload 4.7.x-0.1.

Drupal 5.x user:
Update to Comment Upload 5.x-0.1

PROVIDED AND/OR DISCOVERED BY:
webernet

ORIGINAL ADVISORY:
http://drupal.org/node/216024

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About:
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http://secunia.com/about_secunia_advisories/


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