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Onapsis Security Advisory 2010-004: SAP J2EE Authentication Phishing Vector

This advisory can be downloaded from http://www.onapsis.com/research.html.
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.


1. Impact on Business
=====================

By exploiting this vulnerability, an internal or external attacker would
be able perform attacks on the Organization's users through weaknesses
in the
SAP system.

An attacker would send specially crafted emails to users of the
Organization's SAP system. After they have been successfully
authenticated by the
application, they would be redirected to an attacker's controlled web
site where he would be able to perform different attacks over their systems
and/or trick them into providing sensitive information.

- - Risk Level: Medium


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

- - Release Date: 2010-02-10

- - Last Revised: 2010-02-10

- - Security Advisory ID: ONAPSIS-2010-004

- - Onapsis SVS ID: ONAPSIS-000005

- - Researcher: Mariano Nuñez Di Croce


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

- - Vendor: SAP

- - Affected Components:
  
  . SAP JAVA CORE 6.40 < SP26
  . SAP JAVA CORE 7.00 < SP02
  . SAP JAVA CORE 7.01 < SP07
  . SAP JAVA CORE 7.02 < SP03

- - Vulnerability Class: Phishing Vector

- - Remotely Exploitable: Yes

- - Locally Exploitable: Yes

- - Authentication Required: No


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

The SAP J2EE Engine is a key component of the SAP NetWeaver application
platform, which enables the development and execution of Java solutions
in SAP
landscapes.

The J2EE Engine is the component on which, for example, the SAP
Enterprise Portal solution is built and executed.


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

The Authentication mechanism of the SAP J2EE Engine (which is shared by
the Enterprise Portal and other solutions) suffers from a phishing vector
vulnerability, which may allow a remote attacker to perform different
attacks to the organization's SAP users.

Onapsis is not distributing technical details about this issue to the
general public at this moment in order to provide 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 1175239, which provides a patched version of
the affected components.

This patch can be downloaded from
https://service.sap.com/sap/support/notes/1175239 .

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


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

  . 2009-11-24: Onapsis provides vulnerability information to SAP.
  . 2009-11-24: SAP confirms reception of vulnerability submission.
  . 2010-02-09: SAP releases security patch.
  . 2010-02-10: Onapsis releases security advisory.


8. 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.


9. About Onapsis
================

Onapsis is the leading provider of solutions for the security of
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.

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@onapsis.com and visit our website at www.onapsis.com.


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