CVE-2023-33992 : Vulnerability Insights and Analysis

A detailed overview of the vulnerability affecting SAP Business Warehouse and SAP BW/4HANA versions SAP_BW 730, SAP_BW 731, SAP_BW 740, SAP_BW 750, DW4CORE 100, DW4CORE 200, DW4CORE 300.

Understanding CVE-2023-33992

This CVE involves a missing authorization check in the SAP BW BICS communication layer in SAP Business Warehouse and SAP BW/4HANA, potentially exposing unauthorized cell values to the data response.

What is CVE-2023-33992?

The SAP BW BICS communication layer in SAP Business Warehouse and SAP BW/4HANA - versions SAP_BW 730, SAP_BW 731, SAP_BW 740, SAP_BW 730, SAP_BW 750, DW4CORE 100, DW4CORE 200, DW4CORE 300, may expose unauthorized cell values to the data response. The missing authorization check affects the data level, requiring specific user authorizations for query and keyfigure/measure levels.

The Impact of CVE-2023-33992

With a CVSS v3.1 base score of 4.5 (Medium severity), this vulnerability poses a risk of high confidentiality impact if exploited. The attack vector is through the network, and privileges required for exploitation are high with user interaction.

Technical Details of CVE-2023-33992

This section outlines the vulnerability description, affected systems, versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in the SAP BW BICS communication layer may allow unauthorized cell values to be exposed in the data response, requiring specific user authorizations on query and keyfigure/measure levels.

Affected Systems and Versions

SAP Business Warehouse and SAP BW/4HANA versions SAP_BW 730, SAP_BW 731, SAP_BW 740, SAP_BW 750, DW4CORE 100, DW4CORE 200, DW4CORE 300 are affected by this vulnerability.

Exploitation Mechanism

Exploiting this vulnerability requires the user to have authorizations on the query and keyfigure/measure levels within the affected systems.

Mitigation and Prevention

This section provides guidance on immediate steps to take and long-term security practices.

Immediate Steps to Take

To mitigate the risk, apply the necessary patches from SAP and review user authorizations to ensure proper access control within the affected systems.

Long-Term Security Practices

Implement a robust access control policy, regularly review and update authorizations, and educate users on secure data handling practices to prevent unauthorized data exposure.

Patching and Updates

Stay vigilant for security updates from SAP, and apply patches promptly to address known vulnerabilities and enhance system security.