CVE-2020-26832 : Vulnerability Insights and Analysis
Learn about CVE-2020-26832 affecting SAP AS ABAP and SAP S4 HANA versions, allowing unauthorized access and system disruptions. Find mitigation steps and long-term security practices.
SAP AS ABAP (SAP Landscape Transformation) and SAP S4 HANA (SAP Landscape Transformation) versions are affected by a vulnerability that allows a high privileged user to execute an RFC function module with missing authorization, potentially exposing sensitive information or disrupting SAP systems.
Understanding CVE-2020-26832
This CVE identifies a security issue in SAP systems that could lead to unauthorized access and potential system unavailability.
What is CVE-2020-26832?
The vulnerability in SAP AS ABAP and SAP S4 HANA allows attackers to exploit missing authorization, gaining access to sensitive data or causing system disruptions.
The Impact of CVE-2020-26832
The vulnerability poses a high risk, with a CVSS base score of 7.6, potentially leading to unauthorized access to critical information and system downtime.
Technical Details of CVE-2020-26832
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability allows a high privileged user to execute an RFC function module without proper authorization, leading to unauthorized access to sensitive data or system disruption.
Affected Systems and Versions
- SAP NetWeaver AS ABAP (SAP Landscape Transformation) versions: < 2011_1_620, < 2011_1_640, < 2011_1_700, < 2011_1_710, < 2011_1_730, < 2011_1_731, < 2011_1_752, < 2020
- SAP S4 HANA (SAP Landscape Transformation) versions: < 101, < 102, < 103, < 104, < 105
Exploitation Mechanism
The vulnerability is exploited by leveraging missing authorization, allowing attackers to execute RFC function modules and gain unauthorized access to sensitive information.
Mitigation and Prevention
Protecting systems from this vulnerability requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply relevant security patches provided by SAP promptly.
- Review and adjust authorization settings to restrict access to critical functions.
Long-Term Security Practices
- Regularly monitor and audit user permissions and activities within SAP systems.
- Conduct security training for users to raise awareness of authorization best practices.
Patching and Updates
Regularly update SAP systems with the latest security patches to address vulnerabilities and enhance system security.