[Onapsis Security Advisory 2011-003] SAP WebAS ITS Mobile Start Service Multiple Vulnerabilities

2011-05-0200:00:00

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Onapsis Security Advisory 2011-003: SAP WebAS ITS Mobile Start Service Multiple Vulnerabilities

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

By exploiting this vulnerability, an internal or external attacker would be able to perform
attacks on the Organization's users through weaknesses in
the SAP system.
Upon a successful exploitation, he would be able to obtain sensitive information from
legitimate users through social engineering attacks and/or
exploit vulnerabilities in their systems in order to take control of them

- Risk Level: Medium

Advisory Information
=======================

- Public Release Date: 2011-04-19
- Subscriber Notification Date: 2011-04-14
- Last Revised: 2011-04-14
- Security Advisory ID: ONAPSIS-2011-003
- Onapsis SVS ID: ONAPSIS-00035
- Researcher: Mariano Nuñez Di Croce

Vulnerability Information
============================

- Vendor: SAP
- Affected Components:

SAP BASIS 640
SAP BASIS 700-702
SAP BASIS 710-730

(Check SAP Note 1512134 for detailed information on affected releases)

- Vulnerability Class: Cross-Site Scripting / Open Redirect
- 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-2011-003

Affected Components Description
==================================

The SAP Web Application Server (WebAS) is the application platform of the SAP NetWeaver, which
is the basis for the other NetWeaver components. With
the SAP Web Application Server you can implement both server-based and client-based Web
applications.

Vulnerability Details
========================

It has been detected that the ITS Mobile Start service suffers from input validation
vulnerabilities and design weaknesses, which can be exploited to
perform XSS and arbitrary redirects attacks.

Further 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.

Solution
===========

SAP has released SAP Note 1512134 which provide patched versions of the affected components.

The patches can be downloaded from https://service.sap.com/sap/support/notes/1512134.

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

Report Timeline
==================

2010-09-22: Onapsis provides vulnerability information to SAP.
2010-09-23: SAP confirms reception of vulnerability submission.
2011-01-11: SAP releases security patches.
2011-04-14: Onapsis notifies availability of security advisory to Onapsis Subscribers.
2011-04-19: 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 systems and
business-critical 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-100 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 [email protected] and visit
our website at www.onapsis.com.

The Onapsis Research Labs Team

Onapsis S.R.L
Email: [email protected]
Web: www.onapsis.com
PGP: http://www.onapsis.com/pgp/research.asc

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