SAP HANA XS Missing Encryption

2014-07-30 / 2014-08-03
Credit: Onapsis
Risk: Low
Local: No
Remote: Yes
CWE: CWE-310


CVSS Base Score: 2.9/10
Impact Subscore: 2.9/10
Exploitability Subscore: 5.5/10
Exploit range: Adjacent network
Attack complexity: Medium
Authentication: No required
Confidentiality impact: Partial
Integrity impact: None
Availability impact: None

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Onapsis Security Advisory 2014-021: SAP HANA XS Missing encryption in form-based authentication 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 special promotions for upcoming trainings and conferences. 1. Impact on Business SAP HANA XS does not enforce any encryption in the form based authentication. It could allow an anonymous user to get information such as valid credentials from network traffic, gaining access into the system. Risk Level: Low 2. Advisory Information - - Public Release Date: 2014-07-29 - - Subscriber Notification Date: 2014-07-29 - - Last Revised: 2014-07-25 - - Security Advisory ID: ONAPSIS-2014-021 - - Onapsis SVS ID: ONAPSIS-0094 - - Researcher: Sergio Abraham, Manuel Muradas - - Initial Base CVSS v2: 2.9 (AV:A/AC:M/AU:N/C:P/I:N/A:N) 3. Vulnerability Information - - Vendor: SAP - - Affected Components: - - SAP HANA Extended Application Services (Check SAP Note 1963932 for detailed information on affected releases) - - Vulnerability Class: Cleartext Transmission of Sensitive Information (CWE-319) - - Remotely Exploitable: Yes - - Locally Exploitable: No - - Authentication Required: No - - Detection Module available in Onapsis X1: Yes - - Original Advisory: http://www.onapsis.com/resources/get.php?resid=adv_onapsis-2014-021 4. Affected Components Description SAP HANA Extended Application Services (XS) is an application server, web server and development environment for web applications within the SAP HANA System. SAP HANA XS is fully integrated with the SAP HANA Database. 5. Vulnerability Details SAP HANA Extend Application Services (XS) based applications can be set to be ?form based authentication? access using SSL. When this configuration is set, the authentication mechanism does not properly enforce the required level of encryption. 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 1963932 which provides patched versions of the affected components. The patches can be downloaded from https://service.sap.com/sap/support/notes/1963932. 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 2013-10-29: Onapsis provides vulnerability information to SAP AG. 2013-10-30: SAP confirms having the information of vulnerability. 2014-03-11: SAP releases security patches. 2014-07-29: Onapsis notifies availability of security advisory. 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 info@onapsis.com and visit our website at www.onapsis.com.


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