Advisory

SAP takes the security of its vast product portfolio very seriously and thus releases security fixes for vulnerabilities reported by external researchers and their customers every second Tuesday of the month.

SAP Note 3412456 was released on 09.01.2024 and deals with "[CVE-2023-49583] Escalation of Privileges in applications developed through SAP Business Application Studio, SAP Web IDE Full-Stack and SAP Web IDE for SAP HANA" within BTP. We advice you to follow the instructions, to resolve escalation of privileges with a hot news potential for exploitation in component CA-BAS-S8D.

According to SAP Security Advisory team a workaround does not exist. It is advisable to implement the correction as monthly patch process.

Risk specification

SAP Business Application Studio, SAP Web IDE Full-Stack and SAP Web IDE for SAP HANA (like any other development environment) can be used to develop applications for SAP BTP Cloud Foundry. Such applications for SAP BTP Cloud Foundry allow an escalation of privileges. On successful exploitation, an unauthenticated attacker can obtain arbitrary permissions within the application. (On the other hand, any other application, like an application for the XSA, is not affected.)

Solution

The libraries @sap/xssec (for Node.js) and @sap/approuter have been updated.

The advisory is valid for

nan ¹⁹

Releated advisories

Disclaimer

SecurityBridge takes the security of SAP products very seriously. We very much encourage the responsible disclosure of security vulnerabilities. If you have detected a vulnerability concerning one of the SAP software products – either in the latest or in a former product version follow the guidelines and processes in accordance with the SAP portal page “Report a Security Vulnerability to SAP”.

The advisories found within the SecurityBridge advisory are generated and continuously enriched by our Team at SecurityBridge and affiliated security consultants, partners, customers of the SecurityBridge Platform, SAP support, and advisory groups.

We do not disclose zero-day vulnerabilities unless a security patch has been made available to the public. In such case, the platform only provides details on which version or signature updates are available within the SecurityBridge platform in order to monitor or measure the vulnerability.

In accordance with SAP guidelines, SecurityBridge only discloses issues where the fixing security note has been released. The vulnerability platform makes no references to available exploits or Proof of Concepts (PoC). Advisories and vulnerabilities will always mention the fixing security note or hints to the corresponding SAP documentation.

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Notifications

Affected system BTP

CVSS 9.1

Component CA-BAS-S8D

Patch Day2024-01

Released on2024/01/09

SAP Note 3412456

Workaround No

Advisory

Risk specification

Solution

Disclaimer

_{Affected system}
BTP

_CVSS
9.1

_Component
CA-BAS-S8D

_{Patch Day}
2024-01

_{Released
on}
2024/01/09

_{SAP Note}
3412456

_Workaround
No