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Onapsis Security Advisory 2014-020: SAP SLD Information Tampering

1. Impact on Business
   =====================
   By exploiting this vulnerability, a
   remote unauthenticated attacker might be able to
   modify technical information about the SAP systems potentially leading
   to a full compromise of all business information.

Risk Level: High

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

• – Public Release Date: 2014-06-06

• – Subscriber Notification Date: 2014-06-06

  • – Last Revised: 2014-06-06

• – Security Advisory ID: ONAPSIS-2014-020

• – Onapsis SVS ID: ONAPSIS-SVS00081

• – Researchers: Jordan Santarsieri, Pablo Muller, Juan Perez-Etchegoyen

• – Initial Base CVSS v2: 6.8 (AV:N/AC:M/Au:N/C:P/I:P/A:P)

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

• – Vendor: SAP

• – Affected Components:

  • SAP System Landscape Directory (available in all SAP JAVA App
    Servers)
    (Check SAP Note 1939334 for detailed information on affected
    releases)

• – Vulnerability Class: Improper Handling of Insufficient Permissions
  or Privileges (CWE-280)

• – Remotely Exploitable: Yes

• – Locally Exploitable: No

• – Authentication Required: No

• – Original Advisory:
  http://www.onapsis.com/resources/get.php?resid=adv_onapsis-2014-020

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

According to the vendor, ?The System Landscape Directory (SLD) of SAP
NetWeaver is the central
source of system landscape information relevant for the management of
your software life-cycle?[1].

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

The SLD is a central repository of technical and SAP systems-related
information. The mechanism
used to add new systems to the SLD is not properly secured by default,
meaning that a remote
unauthenticated attacker could interact with the SLD and because of its
architectural design,
it could lead to a full SAP SLD system compromise.

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 1939334 which provide patched versions of the
affected components.

The patches can be downloaded from
https://service.sap.com/sap/support/notes/1939334.

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
   ==================

2013-09-12: Vulnerability reported to SAP.
2013-09-13: SAP confirms having the information of vulnerability.
2014-02-11: SAP releases security patches.
2014-05-30: Onapsis notifies availability of security advisory to
security mailing lists.

About Onapsis, Inc.

Onapsis provides innovative security software solutions to protect ERP
systems from cyber-attacks. Through unmatched ERP security, compliance
and continuous monitoring products, Onapsis secures the
business-critical infrastructure of its global customers against
espionage, sabotage and financial fraud threats.

Onapsis X1, the company's flagship product, is the industry's first
comprehensive solution for the automated security assessment of SAP
platforms. Being the first and only SAP-certified solution of its kind,
Onapsis X1 allows customers to perform automated Vulnerability
Assessments, Security & Compliance Audits and Penetration Tests over
their entire SAP platform.

Onapsis is backed by the Onapsis Research Labs, a world-renowned team of
SAP & ERP security experts who are continuously invited to lecture at
the leading IT security conferences, such as RSA and BlackHat, and
featured by mainstream media such as CNN, Reuters, IDG and New York Times.

For further information about our solutions, please contact us at
[email protected] and visit our website at www.onapsis.com.
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