Medium Severity
Affected system
SAPGUI / Frontend


Released on
SAP Note
Workaround exist
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The advisory for SAPGUI / Frontend adresses a "[CVE-2020-6228] Missing Integrity Check in SAP BUSINESS CLIENT". SAP Note 2866752 was released on 14.04.2020 and should be implemented during part of maintenance. The implementation demands a downtime. Component BC-FES-BUS-DSK has a medium risk of exploitation, according to the manufacturers security and response team.

Following the SAP Security Advisory team, a workaround does not exist.

Risk specification

SAP Business Client installer does not perform necessary integrity checks, which could be exploited by an attacker to modify the installer.


SAP Business Client provides appropriate integrity protection measurements now.

Affected System

Applications of the SAP GUI Family are SAP's universal clients for accessing SAP functionality in SAP applications. The GUI functions like a browser. It gets information from the SAP server like what, where, when and how, to display contents in its window. SAP GUI comes in the following three different flavors and exists in multiple versions:

  • SAP GUI for Windows
  • SAP GUI for the Java Environment
  • SAP GUI for HTML

Usage of an outdated SAP GUI application can pose security risk to SAP applications.

Detecting and preventing the use of obsolete front-end software is a challenge. Use SecurityBridge to detect and permanently eliminate the use of outdated versions.

The advisory is valid for



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.


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