CVE-2022-31597 in S4HANA
Summary
by MITRE • 07/13/2022
Within SAP S/4HANA - versions S4CORE 101, 102, 103, 104, 105, 106, SAPSCORE 127, the application business partner extension for Spain/Slovakia does not perform necessary authorization checks for a low privileged authenticated user over the network, resulting in escalation of privileges leading to low impact on confidentiality and integrity of the data.
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Analysis
by VulDB Data Team • 07/19/2023
The vulnerability identified as CVE-2022-31597 affects SAP S/4HANA systems running specific versions including S4CORE 101 through 106 and SAPSCORE 127. This issue resides within the application business partner extension specifically designed for Spanish and Slovakian market requirements. The flaw represents a critical authorization bypass vulnerability that allows low privileged authenticated users to escalate their privileges through network-based attacks. The vulnerability impacts the integrity and confidentiality aspects of the data, though the overall impact is classified as low. This authorization check failure occurs within the business partner extension module, which is a core component of SAP S/4HANA's customer relationship management functionality.
The technical implementation of this vulnerability stems from insufficient authorization validation mechanisms within the business partner extension for Spain and Slovakia. When authenticated users interact with the application through network connections, the system fails to properly verify their authorization levels before granting access to certain functions or data. This authorization gap creates a pathway for privilege escalation where less privileged users can potentially access restricted functionalities that should only be available to higher-privileged roles. The vulnerability specifically manifests in the business partner extension module, which handles customer and vendor data management for these regional markets. The flaw operates at the application layer where network-based authenticated sessions are processed, making it exploitable through standard network communication channels.
From an operational perspective, this vulnerability poses significant risks to organizations utilizing SAP S/4HANA in Spain and Slovakia. The low privilege escalation capability allows attackers to gain unauthorized access to sensitive customer data and business partner information that should remain protected. While the impact on confidentiality and integrity is classified as low, the potential for data exposure and modification remains concerning for organizations handling sensitive business partner information. The vulnerability affects the system's ability to enforce proper access controls, potentially leading to unauthorized data manipulation or exposure of confidential business partner details. Organizations operating in these specific markets face the risk of unauthorized access to their customer and vendor databases, which could result in data breaches or compliance violations.
The mitigation strategy for this vulnerability involves implementing the official security patches provided by SAP to address the authorization check deficiencies in the business partner extension. Organizations should prioritize applying the relevant updates to all affected systems running the specified SAP S/4HANA versions. Additionally, implementing network segmentation and monitoring solutions can help detect unusual access patterns that might indicate exploitation attempts. Security administrators should review and strengthen authorization policies within their SAP environments, ensuring that proper role-based access controls are enforced. The vulnerability aligns with CWE-284 which describes improper access control issues, and could potentially be leveraged as part of broader attack chains within the MITRE ATT&CK framework under the privilege escalation category. Regular security assessments and access control reviews should be conducted to prevent unauthorized privilege escalation scenarios and maintain compliance with industry security standards.