The advisory for BI/BO platform adresses a "[CVE-2020-6219] Deserialization of Untrusted Data in SAP Business Objects Business Intelligence Platform (CrystalReports WebForm Viewer)". SAP Note 2863731 was released on 14.04.2020 and should be implemented during part of maintenance. The implementation demands a downtime. Component BI-RA-CRV has a hot news risk of exploitation, according to the manufacturers security and response team.
Following the SAP Security Advisory team, a workaround does not exist.
This note has been re-released with updated information - Crystal reports web form viewer allows an attacker with basic authorization to perform deserialization attack in the application, leading to a code injection. An attacker could thereby control the behavior of the application.
The data between server and client has now been encrypted to ensure secure information transmission. This ensures that data is no longer tampered during deserialization.
SAP BusinessObjects Business Intelligence suite is an analytics platform allowing SAP customers to make better decisions based on their business data. SAP BI is a module meant for producing business insights and expands its power in combination with HANA DB and also exists as BW/4 HANA. Due to processing sensitive business data, the Data security is of utmost importance.
The advisory is valid for
- ENTERPRISE 410 ENTERPRISE 420 ENTERPRISE 430 CRYSTAL REPORTS FOR VS 2010
ABEX takes the security of SAP products very seriously. We very much encourage the responsible disclosure of security vulnerabilities. If you have detected a vulnerability in 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 ABEX security advisory are generated and continuously enriched by ABEX and affiliated security consultants, partners, customers of the SecurityBridge security suite, SAP support, and advisory groups.
There is no disclosure of zero-day vulnerabilities. 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, ABEX only discloses issues where the fixing security note has been released at least three months ago. 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.