PT-2018-43: XXE Injection in SAP Business Process Automation by Redwood
SAP Business Process Automation by Redwood
Severity level: Medium
Impact: Arbitrary file reading
Access Vector: Remote
Base Score: 5.4
The specialists of the Positive Research center have detected an XXE Injection vulnerability in SAP Business Process Automation by Redwood.
A vulnerability in SAP Business Process Automation (BPA), due to insufficient validation of XML documents accepted from untrusted sources, allows attackers to conduct XML External Entity (XXE) attacks and read arbitrary files.
How to fix
Use vendor's advisory:
16.03.2017 - Vendor gets vulnerability details
13.03.2018 - Vendor releases fixed version and details
26.12.2018 - Public disclosure
The vulnerability was detected by Alexandr Shvetsov, Positive Research Center (Positive Technologies Company)
Reports on the vulnerabilities previously discovered by Positive Research:
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.