Application: SAP Afaria 7 Versions Affected: SAP Afaria 7, probably others Vendor URL: http://SAP.com Bugs: Buffer Overflow Sent: 13.03.2015 Reported: 14.03.2015 Vendor response: 14.03.2015 Date of Public Advisory: 18.05.2015 Reference: SAP Security Note 2153690 Author: Dmitry Chastukhin (ERPScan) Description 1. ADVISORY INFORMATION Title: SAP Afaria 7 Advisory ID: [ERPSCAN-15-012] Risk: High Advisory URL: http://ift.tt/1DTMDsa Date published: 18.05.2015 Vendors contacted: SAP 2. VULNERABILITY INFORMATION Class: XML External Entity [CWE-121] Impact: Information disclosure, DoS Remotely Exploitable: Yes Locally Exploitable: No CVE Name: CVE-2015-4092 3. VULNERABILITY DESCRIPTION 1) Buffer Overflow: A vulnerability has been discovered in certain landscape configurations of SAP Afaria that utilize XComms for client-to-server communications. XComms is only used for Android, Windows Mobile, and Win32 clients. 2) Information Disclosure: An encrypted password is left in the file system that is not needed for server operation. (CVSS Score: 1.9, LMN|PNN) 3) Denial of Service (DoS): An attacker can remotely exploit the SAP Afaria Package Server, rendering it, and potentially the resources utilized by the Afaria server, unavailable. (CVSS Score: 7.8, NLN|NNC) 4. VULNERABLE PACKAGES SAP Afaria 7 Other versions are probably affected too, but they were not checked. 5. SOLUTIONS AND WORKAROUNDS Multiple vulnerabilities have been discovered in certain landscape configurations of SAP Afaria. SAP has released a security patch to address the vulnerabilities. SAP strongly recommends that customers update their landscapes. Patch Instructions: 1) Download hotfix. - SAP Afaria 7 SP5: Download Hotfix 11 2) Apply server hotfix (SAP Security Note 2153690) SAP takes any security-related reports very seriously, and we will notify our customers as relevant new information on this topic becomes available. Customers may also contact SAP support by raising a customer incident on the component MOB-AFA. 6. AUTHOR Dmitry Chastukhin (ERPScan) 7. TECHNICAL DESCRIPTION An attacker can generate and send a special request to the server to exploit a buffer overflow vulnerability. 8. REPORT TIMELINE Sent: 13.03.2015 Reported: 14.03.2015 Vendor response: 14.03.2015 Date of Public Advisory: 18.05.2015 9. REFERENCES http://ift.tt/1DTMDsa 10. ABOUT ERPScan Research The company’s expertise is based on the research subdivision of ERPScan, which is engaged in vulnerability research and analysis of critical enterprise applications. It has achieved multiple acknowledgments from the largest software vendors like SAP, Oracle, Microsoft, IBM, VMware, HP for discovering more than 400 vulnerabilities in their solutions (200 of them just in SAP!). ERPScan researchers are proud to have exposed new types of vulnerabilities (TOP 10 Web Hacking Techniques 2012) and to be nominated for the best server-side vulnerability at BlackHat 2013. ERPScan experts have been invited to speak, present, and train at 60+ prime international security conferences in 25+ countries across the continents. These include BlackHat, RSA, HITB, and private SAP trainings in several Fortune 2000 companies. ERPScan researchers lead the project EAS-SEC, which is focused on enterprise application security research and awareness. They have published 3 exhaustive annual award-winning surveys about SAP security. ERPScan experts have been interviewed by leading media resources and featured in specialized info-sec publications worldwide. These include Reuters, Yahoo, SC Magazine, The Register, CIO, PC World, DarkReading, Heise, and Chinabyte, to name a few. We have highly qualified experts in staff with experience in many different fields of security, from web applications and mobile/embedded to reverse engineering and ICS/SCADA systems, accumulating their experience to conduct the best SAP security research. 11. ABOUT ERPScan ERPScan is one of the most respected and credible Business Application Security providers. Founded in 2010, the company operates globally. Named an Emerging vendor in Security by CRN and distinguished by more than 25 other awards, ERPScan is the leading SAP SE partner in discovering and resolving security vulnerabilities. ERPScan consultants work with SAP SE in Walldorf to improve the security of their latest solutions. ERPScan’s primary mission is to close the gap between technical and business security. We provide solutions to secure ERP systems and business-critical applications from both cyber attacks and internal fraud. Our clients are usually large enterprises, Fortune 2000 companies, and managed service providers whose requirements are to actively monitor and manage the security of vast SAP landscapes on a global scale. Our flagship product is ERPScan Security Monitoring Suite for SAP. This multi award-winning innovative software is the only solution on the market certified by SAP SE covering all tiers of SAP security: vulnerability assessment, source code review, and Segregation of Duties. The largest companies from diverse industries like oil and gas, banking, retail, even nuclear power installations as well as consulting companies have successfully deployed the software. ERPScan Security Monitoring Suite for SAP is specifically designed for enterprises to continuously monitor changes in multiple SAP systems. It generates and analyzes trends in user friendly dashboards, manages risks, tasks, and can export results to external systems. These features enable central management of SAP system security with minimal time and effort. We follow the sun and function in two hubs located in the Netherlands and the US to operate local offices and partner network spanning 20+ countries around the globe. This enables monitoring cyber threats in real time and providing agile customer support. Address USA: 228 Hamilton Avenue, Fl. 3, Palo Alto, CA, 94301 Phone: 650.798.5255 Twitter: @erpscan Scoop-it: Business Application Security http://erpscan.com
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