Bw 4Hana
CVE-2020-26838
CRITICAL
Severity by source
AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
SAP Business Warehouse, versions - 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 782, and SAP BW4HANA, versions - 100, 200 allows an attacker authenticated with (high) developer privileges to submit a crafted request to generate and execute code without requiring any user interaction. It is possible to craft a request which will result in the execution of Operating System commands leading to Code Injection vulnerability which could completely compromise the confidentiality, integrity and availability of the server and any data or other applications running on it.
AnalysisAI
SAP Business Warehouse, versions - 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 782, and SAP BW4HANA, versions - 100, 200 allows an attacker authenticated with (high) developer privileges. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. SAP Business Warehouse, versions - 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 782, and SAP BW4HANA, versions - 100, 200 allows an attacker authenticated with (high) developer privileges to submit a crafted request to generate and execute code without requiring any user interaction. It is possible to craft a request which will result in the execution of Operating System commands leading to Code Injection vulnerability which could completely compromise the confidentiality, integrity and availability of the server and any data or other applications running on it. Affected products include: Sap Business Warehouse, Sap Bw\/4Hana.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.
SAP Business Warehouse, versions 700, 701, 702, 711, 730, 731, 740, 750, 782 and SAP BW/4HANA, versions 100, 200, allow
Under some circumstances, masterdata maintenance in SAP BW/4HANA (fixed in DW4CORE version 1.0 (SP08)) does not perform
The SAP BW BICS communication layer in SAP Business Warehouse and SAP BW/4HANA - version SAP_BW 730, SAP_BW 731, SAP_BW
SAP BW/4HANA Transformation and Data Transfer Process (DTP) allows an authenticated attacker to gain higher access level
Same weakness CWE-78 – OS Command Injection
View allSame technique Command Injection
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External POC / Exploit Code
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