SAP Security Notes, January 2024

Hot news note 3412456 deals with a critical privilege escalation vulnerability impacting the development platforms SAP Business Application Studio, SAP Web IDE Full-Stack and SAP Web IDE for SAP HANA. Applications in the node.js JavaScript runtime environment are vulnerable to CVE-2023-49583. Applications developed using @sap/xssec library versions earlier than 3.6.0 and @sap/approuter versions earlier than 14.4.2 are impacted. node.js application dependencies should be upgraded with the latest versions of the libraries @sap/approuter and @sap/xssec.

Hot news note 3413475 deals with another privilege escalation vulnerability. This impacts SAP Edge Integration Cell used to design, deploy and manage APIs with SAP Integration Suite. Edge Integration Cell should be upgraded to version 8.9.13 to mitigate the vulnerability. There is no available workaround.

Note 3389917 includes corrections for a high-priority denial of service vulnerability in the Internet Communication Manager (ICM) of SAP NetWeaver Application Server ABAP and SAP Web Dispatcher. The DOS can be triggered by threat actors through a high volume of HTTP/2 requests. Support for the HTTP/2 protocol can be disabled in effected versions of the ICM and Web Dispatcher by the setting parameter icm/HTTP/support_http2 to FALSE. NetWeaver Application Server Java is not impacted since it does not support HTTP/2.

Note 341186 patches a code injection vulnerability in the File Adapter within SAP Application Interface Framework that enables privileged users to execute OS commands using a vulnerable function module.

Note 3407617 details manual steps for correcting a missing authorization check in SAP LT Replication Server running on SAP S/4HANA 1809 to 2023. The steps involve restricting the permissions of the user for LT Replication Server background jobs.

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