On 14.06.2022 a security relevant correction has been released by SAP SE. The manufacturer resolves an issue within ABAP.
SAP Note 3203065 addresses "[CVE-2022-31589] Segregation of Duty vulnerability in IL FI-AP File from SHAAM program." to prevent missing authorization check with a medium risk for exploitation.
A workaround does not exist, according to SAP Security Advisory team. It is advisable to implement the correction as monthly patch process , the team suggests.
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 specificationDue to a missing authorization check in S/4HANA Financial Accounting, an authenticated attacker could access data that would otherwise be restricted.
The restriction for this authority check will be executed only in case the company is working with classical withholding tax.
The advisory 3203065 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
- C-CEE 110_600
- C-CEE 110_602
- C-CEE 110_603
- C-CEE 110_604
- C-CEE 110_700
- C-CEE 110_720
- S4CORE 100 27
- S4CORE 101 38
- S4CORE 102 39
- S4CORE 103 39
- S4CORE 104 32
- S4CORE 105 19
- S4CORE 106 9
- S4CORE 107 2
- S4CORE 108
- SAP_FIN 618 7
- SAP_FIN 730 8
- 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