[Full-disclosure] [Onapsis Security Advisory 2011-001] SAP Management Console Unauthenticated Service Restart

[Onapsis Research Labs <research@xxxxxxxxxxx>]

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Onapsis Security Advisory 2011-001: SAP Management Console Unauthenticated 
Service Restart

This advisory can be downloaded in PDF format from http://www.onapsis.com/.
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1. Impact on Business
=====================

By exploiting this vulnerability, an anonymous internal or external attacker 
would be able remotely disrupt the main management interface of the
Organization's SAP systems.
This would result in the impossibility of performing remote maintenance of the 
SAP landscape, as the attacker can repeatedly restart the service and
prevent administrators from using it.

- - Risk Level: High


2. Advisory Information
=======================

- - Public Release Date: 2011-01-12

- - Subscriber Notification Date: 2011-01-04

- - Last Revised: 2011-01-04

- - Security Advisory ID: ONAPSIS-2011-001

- - Onapsis SVS ID: ONAPSIS-00011

- - Researcher: Jordan Santarsieri


3. Vulnerability Information
============================

- - Vendor: SAP

- - Affected Components:

        . SAP KERNEL RELEASE 6.40
        . SAP KERNEL RELEASE 7.00
        . SAP KERNEL RELEASE 7.01
        . SAP KERNEL RELEASE 7.10
        . SAP KERNEL RELEASE 7.11
        . SAP KERNEL RELEASE 7.20
        (Check SAP Note 1439348 for detailed information on affected releases)

- - Vulnerability Class: Denial of Service

- - Remotely Exploitable: Yes

- - Locally Exploitable: No

- - Authentication Required: No

- - Detection Module available in Onapsis X1: Yes

- - BizRisk Illustration Module available in Onapsis X1: Yes

- - Original Advisory: 
http://www.onapsis.com/resources/get.php?resid=adv_onapsis-2011-001


4. Affected Components Description
==================================

The SAP Management Console (SAP MC) provides a common framework for centralized 
system management. It allows users to monitor and perform basic
administration tasks on the SAP system centrally, thus simplifying system 
administration. Through this component, administrators can start, stop and
restart instances, monitor system alerts, display log and trace files, etc.

This service is enabled by default in every SAP system.


5. Vulnerability Details
========================

A Denial of Service vulnerability has been discovered in the processing of 
administration commands by the SAP MC. This functionality allows the
restart of the service without providing authentication information.

Technical details about this issue are not disclosed at this moment with the 
purpose of providing enough time to affected customers to patch their
systems and protect against the exploitation of the described vulnerability.


6. Solution
===========

SAP has released SAP Note 1439348 which provide patched versions of the 
affected components.

The patches can be downloaded from 
https://service.sap.com/sap/support/notes/1439348.

Onapsis strongly recommends SAP customers to download the related security 
fixes and apply them to the affected components in order to reduce business
risks.


7. Report Timeline
==================

        . 2009-12-17: Onapsis provides vulnerability information to SAP.
        . 2009-12-18: SAP confirms reception of vulnerability submission.
        . 2010-12-14: SAP releases security patches.
        . 2011-01-04: Onapsis notifies availability of security advisory to 
Onapsis Subscribers.
        . 2011-01-12: Onapsis notifies availability of security advisory to 
security mailing lists.


About Onapsis Research Labs
===========================

Onapsis is continuously investing resources in the research of the security of 
business critical systems and applications.

With that objective in mind, a special unit – the Onapsis Research Labs – has 
been developed since the creation of the company. The experts involved
in this special team lead the public research trends in this matter, having 
discovered and published many of the public security vulnerabilities in
these platforms.

The outcome of this advanced and cutting-edge research is continuously provided 
to the Onapsis Consulting and Development teams, improving the quality
of our solutions and enabling our customers to be protected from the latest 
risks to their critical business information.

Furthermore, the results of this research projects are usually shared with the 
general security and professional community, encouraging the sharing of
information and increasing the common knowledge in this field.


About Onapsis
=============

Onapsis is the leading provider of solutions for the security of ERP and 
business-critical systems and applications. Through different innovative
products and services, Onapsis helps its global customers to effectively 
increase the security level of their core business platforms, protecting
their information and decreasing financial fraud risks.

Onapsis is built upon a team of world-renowned experts in the SAP security 
field, with several years of experience in the assessment and protection of
critical platforms in world-wide customers, such as Fortune-500 companies and 
governmental entities.

Our star product, Onapsis X1, enables our customers to perform automated 
Security & Compliance Audits, Vulnerability Assessments and Penetration Tests
over their SAP platform, helping them enforce compliance requirements, decrease 
financial fraud risks an reduce audit costs drastically.

Some of our featured services include SAP Penetration Testing, SAP Gateway & 
RFC security, SAP Enterprise Portal security assessment, Security Support
for SAP Implementations and Upgrades, SAP System Hardening and SAP Technical 
Security Audits.

For further information about our solutions, please contact us at 
info@xxxxxxxxxxx and visit our website at www.onapsis.com.


Copyright (c) 2011 Onapsis SRL. All rights reserved.
This advisory may be distributed as long as its distribution is free-of-charge 
and proper credit is given.



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