Reprinted from Bugtraq -- this affects NetWeaver which is a supported platform for some Livelink products -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 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. -----BEGIN PGP SIGNATURE----- Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAkt0ElQACgkQz3i6WNVBcDV0CwCgzKqMs73iIhDYRaFPvUYwDCZw nz0An1A/lG6k0CgOVMBw1iIKJz30/7gA =DKBm -----END PGP SIGNATURE-----