Advisory
A note with CVSS 8.7 for component BC-CTS-TMS was released by SAP on 08.11.2022. The correction/advisory 3256571 was described with "[CVE-2022-41214] Multiple vulnerabilities in SAP NetWeaver Application Server ABAP and ABAP Platform" and affects the system type ABAP.
A workaround does not exist, according to SAP Security Advisory team. It is advisable to implement the correction as part of maintenance.
The vulnerability addressed is directory traversal within ABAP.
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 specification
Due to insufficient input validation, SAP NetWeaver Application Server ABAP and ABAP Platform allow attackers with high-level privileges to use a remote-enabled function to read a file that is otherwise restricted.Solution
The application now properly checks the files submitted by the user.
Affected System
The advisory 3256571 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
- SAP_BASIS 700-702 66
- SAP_BASIS 731 78
- SAP_BASIS 740 81
- SAP_BASIS 750-757 22
- SAP_BASIS 789-790 4
- SAP_BASIS 804 10
- 9.6 [CVE-2023-27269] Directory Traversal vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform
- 9.6 [CVE-2023-27500] Directory Traversal vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform
- 8.7 [CVE-2023-27501] Directory Traversal vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform