CVE-2020-6273 : Security Advisory and Response

SAP S/4 HANA (Fiori UI for General Ledger Accounting) versions 103 and 104 are affected by a vulnerability that allows attackers to delete attachments due to Missing Authorization Check.

Understanding CVE-2020-6273

SAP S/4 HANA (Fiori UI for General Ledger Accounting) vulnerability impacting versions 103 and 104.

What is CVE-2020-6273?

This CVE describes a vulnerability in SAP S/4 HANA (Fiori UI for General Ledger Accounting) versions 103 and 104 that enables attackers to delete attachments by exploiting a Missing Authorization Check.

The Impact of CVE-2020-6273

The vulnerability has a CVSS base score of 4.3, with a medium severity rating. It allows unauthorized deletion of attachments, posing a risk to data integrity.

Technical Details of CVE-2020-6273

Details on the vulnerability affecting SAP S/4 HANA (Fiori UI for General Ledger Accounting).

Vulnerability Description

The issue arises from the lack of necessary authorization checks for authenticated users interacting with the attachment service, enabling unauthorized deletion of attachments.

Affected Systems and Versions

Product: SAP S/4 HANA (Fiori UI for General Ledger Accounting)
Versions: 103, 104

Exploitation Mechanism

The vulnerability can be exploited by authenticated users to delete attachments without proper authorization, potentially leading to data loss.

Mitigation and Prevention

Measures to address and prevent the CVE-2020-6273 vulnerability.

Immediate Steps to Take

Apply relevant security patches provided by SAP.
Monitor attachment deletion activities for suspicious behavior.
Restrict access to the attachment service to authorized personnel only.

Long-Term Security Practices

Conduct regular security assessments and audits of SAP systems.
Implement least privilege access controls to limit unauthorized actions.

Patching and Updates

Stay informed about security updates from SAP and apply patches promptly to mitigate known vulnerabilities.