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Onapsis Security Advisory 2011-015: SAP WebAS webrfc Cross-Site Scripting
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 asexclusive access to special promotions for upcoming trainings and conferences.
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
The SAP Web Application Server provides access to many services through a Web engine, called the SAP Internet Communication Framework (ICM).
It has been detected that the WEBRFC ICF service suffers from an input validation vulnerability, which can be exploited to perform XSS 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.
SAP has released SAP Note 1536640 which provide patched versions of the affected components. The patches can be downloaded from https://service.sap.com/sap/support/notes/1536640
Onapsis strongly recommends SAP customers to download the related security fixes and apply them to the affected components in order to reduce business risks.
* 2011-01-25: Onapsis provides vulnerability information to SAP. * 2011-01-25: SAP confirms reception of vulnerability submission. * 2011-05-10: SAP releases SAP Note 1536640 fixing the vulnerability. * 2011-09-14: Onapsis releases security advisory.
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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. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux)
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