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 3097887
was released on
12.10.2021 and deals with
" [CVE-2021-38178] Improper Authorization in SAP NetWeaver AS ABAP and ABAP Platform" within ABAP.
We advice you to follow the instructions, to resolve
missing authorization check
hot news potential for exploitation
in component BC-CTS-ORG.
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 specificationThe software logistics system of SAP NetWeaver AS ABAP and ABAP Platform enables a malicious user to transfer ABAP code artifacts or content, by-passing the established quality gates. By this vulnerability malicious code can reach quality and production systems and may completely compromise systems confidentiality, integrity, and availability.
The vulnerable report RDDIT076 is made unavailable with a LEAVE PROGRAM statement by the given correction instruction and Support Packages.
The advisory 3097887 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 [Multiple CVE IDs] Missing Authentication Check in SAP Solution Manager (JAVA stack)
- 10.0 [CVE-2021-37535] Missing Authorization check in SAP NetWeaver Application Server for Java (JMS Connector Service)
- 9.6 [CVE-2020-6320] Improper Access Control in SAP Marketing (Mobile Channel Servlet)
- 9.6 [CVE-2021-21481] Missing Authorization Check in SAP NetWeaver AS JAVA (MigrationService)
- 9.6 [CVE-2021-40501] Missing Authorization check in ABAP Platform Kernel