full-disclosure - [FD] Blind SQL Injection PivotX <= v2.3.11

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Date: Thu, 14 Jul 2016 09:38:19 +0200
From: Manuel Garcia Cardenas <advidsec@...il.com>
To: fulldisclosure@...lists.org, dm@...urityfocus.com
Subject: [FD] Blind SQL Injection PivotX <= v2.3.11

=============================================
MGC ALERT 2016-003
- Original release date: April 14, 2016
- Last revised:  July 14, 2016
- Discovered by: Manuel García Cárdenas
- Severity: 7,1/10 (CVSS Base Score)
=============================================

I. VULNERABILITY
-------------------------
Blind SQL Injection PivotX <= v2.3.11

II. BACKGROUND
-------------------------
PivotX is an open source blog software written in PHP using either flat
files or a database to store content. It uses the Smarty web template
system and the TinyMCE editor.

III. DESCRIPTION
-------------------------
This bug was found using the portal with authentication as administrator.

To exploit the vulnerability only is needed use the version 1.0 of the HTTP
protocol to interact with the application.

It is possible to inject SQL code in the variable "del" on the page
"/pivotx/pivotx/index.php".

IV. PROOF OF CONCEPT
-------------------------
The following URL's and parameters have been confirmed to all suffer from
Blind SQL injection.

/pivotx/pivotx/index.php?page=comments&uid=1&del=1+AND+1=1

/pivotx/pivotx/index.php?page=comments&uid=1&del=1+AND+1=0

V. BUSINESS IMPACT
-------------------------
Public defacement, confidential data leakage, and database server
compromise can result from these attacks. Client systems can also be
targeted, and complete compromise of these client systems is also possible.

VI. SYSTEMS AFFECTED
-------------------------
PivotX <= v2.3.11

VII. SOLUTION
-------------------------
Vendor fix the vulnerability:
https://sourceforge.net/p/pivot-weblog/code/4474/

VIII. REFERENCES
-------------------------
http://pivotx.net/

IX. CREDITS
-------------------------
This vulnerability has been discovered and reported
by Manuel García Cárdenas (advidsec (at) gmail (dot) com).

X. REVISION HISTORY
-------------------------
April 14, 2016 1: Initial release
April 22, 2016 2: Revision to send to lists

XI. DISCLOSURE TIMELINE
-------------------------
April 14, 2016 1: Vulnerability acquired by Manuel Garcia Cardenas
April 14, 2016 2: Send to vendor
April 26, 2016 3: Vendor fix vulnerability
July 14, 2016 4: Send to the Full-Disclosure lists

XII. LEGAL NOTICES
-------------------------
The information contained within this advisory is supplied "as-is" with no
warranties or guarantees of fitness of use or otherwise.

XIII. ABOUT
-------------------------
Manuel Garcia Cardenas
Pentester

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