PT-2018-41: Server-Side Request Forgery in SAP NetWeaver Knowledge Management Configuration Service Vulnerable software SAP NetWeaver Knowledge Management Configuration Service Version: 7.x Link: https://www.sap.com/ Severity level Severity level: Medium Impact: Request Forgery Access Vector: Remote CVSS v3: Base Score: 6.6 Vector: (AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L) CVE: CVE-2017-16678 Vulnerability description The specialists of the Positive Research center have detected a Server-Side Request Forgery vulnerability in SAP NetWeaver Knowledge Management Configuration Service. A server-side request forgery (SSRF) vulnerability in SAP NetWeaver Knowledge Management Configuration Service, EPBC and EPBC2 allows attackers to send crafted requests on behalf of the application. How to fix Use vendor's advisory: https://launchpad.support.sap.com/#/notes/2457562 Advisory status 16.03.2017 - Vendor gets vulnerability details 12.12.2017 - Vendor releases fixed version and details 26.12.2018 - Public disclosure Credits The vulnerability was detected by Alexandr Shvetsov, Positive Research Center (Positive Technologies Company) References http://en.securitylab.ru/lab/PT-2018-41 Reports on the vulnerabilities previously discovered by Positive Research: https://www.ptsecurity.com/ https://en.securitylab.ru/lab/ About Positive Technologies Positive Technologies is a leading digital security firm with over 15 years of experience in 360° protection of critical IT systems against the most advanced cyberthreats. State-of-the-art solutions are developed at the company's research center—one of the largest in Europe. Positive Technologies experts have helped to identify and fix over 250 zero-day vulnerabilities in products from Cisco, Google, Honeywell, Huawei, Microsoft, Oracle, SAP, Schneider Electric, Siemens, and others, earning a reputation for world-class expertise in protection of devices and infrastructures at all scales from ATMs to nuclear power stations. Findings by Positive Technologies researchers are used for updating the MaxPatrol knowledge base and for development of security solutions including PT Application Firewall, PT Application Inspector, MaxPatrol. These products allow securing web applications, evaluating network protection, blocking attacks in real time, ensuring compliance with industry and national standards, and training security specialists. Positive Technologies is the organizer of the annual Positive Hack Days international forum and security competition.