Remote code execution in SAP Business Warehouse and SAP BW/4HANA

1) Code Injection

EUVDB-ID: #VU48820

Risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-26838

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation within the Master Data Management component. A remote privileged user can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SAP Business Warehouse: 700 - 782

SAP BW/4HANA: 100 - 200

CPE2.3

• cpe:2.3:a:sap:sap_business_warehouse:700:*:*:*:*:*:*:*
• cpe:2.3:a:sap:sap_business_warehouse:701:*:*:*:*:*:*:*
• cpe:2.3:a:sap:sap_business_warehouse:702:*:*:*:*:*:*:*
• cpe:2.3:a:sap:sap_bw_4hana:100:*:*:*:*:*:*:*
• cpe:2.3:a:sap:sap_bw_4hana:200:*:*:*:*:*:*:*

External links

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564757079

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.