SAP takes the security of its vast product portfolio very seriously and thus releases security fixes for
vulnerabilities reported by external researchers and their customers every second Tuesday of the month.
SAP Note 2939685
was released on
11.08.2020 and deals with
"[CVE-2020-6298] Missing Authorization check in SAP Banking Services (Generic Market Data)" within ABAP.
We advice you to follow the instructions, to resolve
missing authentication check
high potential for exploitation
in component FS-BA-SD-PO.
According to SAP Security Advisory team a workaround does not exist. It is advisable to implement the correction as monthly patch process .
Missing authority checks are still the most common security defect related to authorizations in custom code. Since SAP uses an explicit authorization model, an authority checks must be coded in order to be executed. If an explicit check is not coded, all users have access. This type of vulnerability not only exists in SAP standard it also exists in customer coding. Check your custom developments for vulnerabilities that pose a risk to your systems. SecurityBridge helps detect code vulnerabilities before they are implemented in production.
Risk specificationAn Unauthorized attacker could display or modify protected Business Partner Generic Market Data (GMD) in SAP Banking Services, due to improper authorization check.
SAP Banking Services now properly check authentication and authorization for the Generic Market Data functions.
The advisory 2939685 describes a problem within an ABAP based systems of a specific version. Affected versions are described below. ABAP software is deployed in various software components and is widely used within the SAP product portfolio.
SAP NetWeaver Application Server (formally known as SAP Web Application Server) is a building block of SAP NetWeaver. It is the foundation for most software products developed by SAP SE. SAP NetWeaver systems exist with Java and/or ABAP stacks. The advisory could be relevant for single and dual-stack ABAP installations.
The advisory is valid for
- 10.0 [CVE-2020-6207] Missing Authentication Check in SAP Solution Manager (User-Experience Monitoring)
- 10.0 [CVE-2020-26829] Missing Authentication Check in SAP NetWeaver AS JAVA (P2P Cluster Communication)
- 9.8 [CVE-2020-6198] Missing Authentication check in SAP Solution Manager (Diagnostics Agent)
- 8.6 [CVE-2020-6235] Missing authentication check in SAP Solution Manager (Diagnostics Agent )
- 8.5 [CVE-2020-6294] Missing Authentication check in SAP BusinessObjects Business Intelligence Platform