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Date: Wed, 12 Jan 2011 12:07:58 -0300
From: Onapsis Research Labs <>
Subject: [Onapsis Security Advisory 2011-001] SAP Management Console Unauthenticated
 Service Restart

Hash: SHA1

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

This advisory can be downloaded in PDF format from
By downloading this advisory from the Onapsis Resource Center, you will gain access to beforehand information on upcoming advisories, presentations
and new research projects from the Onapsis Research Labs, as well as exclusive access to special promotions for upcoming trainings and conferences.

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:

	(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:

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

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

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 and visit our website at

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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