CVE-2019-0306 Explained : Impact and Mitigation
Learn about CVE-2019-0306, a vulnerability in SAP HANA Extended Application Services (advanced model) version 1 that allows authenticated low-privileged users to access sensitive user information, impacting data confidentiality.
SAP HANA Extended Application Services (advanced model) version 1 allows authenticated low-privileged users to retrieve a list of user IDs and names, leading to information disclosure.
Understanding CVE-2019-0306
In this CVE, a vulnerability in SAP HANA Extended Application Services (advanced model) version 1 enables certain authenticated users to access sensitive user information.
What is CVE-2019-0306?
This CVE refers to an information disclosure vulnerability in SAP HANA Extended Application Services (advanced model) version 1, allowing specific authenticated users to extract a comprehensive list of user IDs and names.
The Impact of CVE-2019-0306
The vulnerability permits unauthorized access to sensitive user data, potentially compromising the confidentiality of user information within SAP HANA Extended Application Services.
Technical Details of CVE-2019-0306
This section delves into the specifics of the vulnerability.
Vulnerability Description
In version 1 of SAP HANA Extended Application Services (advanced model), authenticated users with low privileges on the XS Advanced Platform, such as SpaceAuditors, can execute requests to retrieve a complete list of user IDs and names for SAP HANA.
Affected Systems and Versions
- Product: SAP HANA Extended Application Services (advanced model)
- Vendor: SAP SE
- Vulnerable Version: < 1.0
Exploitation Mechanism
The vulnerability arises from insufficient access controls, allowing low-privileged users to access user data they should not have permission to view.
Mitigation and Prevention
Protecting systems from this vulnerability requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply the necessary patches and updates provided by SAP SE.
- Restrict access permissions to sensitive user data within SAP HANA Extended Application Services.
Long-Term Security Practices
- Regularly review and update access control policies to prevent unauthorized access.
- Conduct security training for users to raise awareness of data protection practices.
Patching and Updates
Ensure that all systems running SAP HANA Extended Application Services (advanced model) version 1 are updated with the latest patches and security fixes.