CVE-2021-21468 : Security Advisory and Response

SAP Business Warehouse versions prior to 7.82 are impacted by a vulnerability that allows authenticated users to escalate privileges and access database tables without proper authorization checks.

Understanding CVE-2021-21468

This CVE impacts SAP Business Warehouse, affecting versions below 7.82.

What is CVE-2021-21468?

The vulnerability in the BW Database Interface enables authenticated users to carry out unauthorized, escalated privilege operations, leading to unauthorized access to database tables.

The Impact of CVE-2021-21468

With a CVSS base score of 6.5, this medium-severity vulnerability poses a high risk to confidentiality as it allows users to practically read any database table without the necessary authorization checks.

Technical Details of CVE-2021-21468

This section outlines the specifics of the vulnerability.

Vulnerability Description

The lack of essential authorization checks in the BW Database Interface permits authenticated users to execute operations with escalated privileges, enabling them to read any database table.

Affected Systems and Versions

SAP Business Warehouse versions ranging from below 7.10 to 7.82 are impacted by this vulnerability.

Exploitation Mechanism

By exploiting this vulnerability, authenticated users can bypass authorization checks and gain unauthorized access to sensitive data within the database.

Mitigation and Prevention

Below are the necessary steps to mitigate and prevent exploitation of CVE-2021-21468.

Immediate Steps to Take

Organizations using affected versions should urgently apply security patches and follow best practices to minimize the risk of unauthorized access.

Long-Term Security Practices

Implementing robust access control mechanisms and regularly updating SAP systems can help prevent similar vulnerabilities in the future.

Patching and Updates

Ensure timely installation of security patches released by SAP to address this vulnerability and enhance system security.