CVE-2021-37531: OS Command Injection
First published: Tue Sep 14 2021(Updated: )
SAP NetWeaver Knowledge Management XML Forms versions - 7.10, 7.11, 7.30, 7.31, 7.40, 7.50, contains an XSLT vulnerability which allows a non-administrative authenticated attacker to craft a malicious XSL stylesheet file containing a script with OS-level commands, copy it into a location to be accessed by the system and then create a file which will trigger the XSLT engine to execute the script contained within the malicious XSL file. This can result in a full compromise of the confidentiality, integrity, and availability of the system.
Credit: cna@sap.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SAP NetWeaver Knowledge Management | =7.10 | |
| SAP NetWeaver Knowledge Management | =7.11 | |
| SAP NetWeaver Knowledge Management | =7.30 | |
| SAP NetWeaver Knowledge Management | =7.31 | |
| SAP NetWeaver Knowledge Management | =7.40 | |
| SAP NetWeaver Knowledge Management | =7.50 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-37531?
CVE-2021-37531 is considered a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2021-37531?
To fix CVE-2021-37531, you should update your SAP NetWeaver Knowledge Management XML Forms to the latest patched version.
What versions of SAP NetWeaver are affected by CVE-2021-37531?
CVE-2021-37531 affects SAP NetWeaver Knowledge Management XML Forms versions 7.10, 7.11, 7.30, 7.31, 7.40, and 7.50.
What type of attack is associated with CVE-2021-37531?
CVE-2021-37531 allows a non-administrative authenticated attacker to perform XML XSLT injection, potentially executing OS-level commands.
Is CVE-2021-37531 related to file uploads?
Yes, CVE-2021-37531 allows the attacker to upload a malicious XSL stylesheet file, which can lead to unauthorized access and execution of scripts.
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- vendor/sap
- canonical/sap netweaver knowledge management
- version/sap netweaver knowledge management/7.10
- version/sap netweaver knowledge management/7.11
- version/sap netweaver knowledge management/7.30
- version/sap netweaver knowledge management/7.31
- version/sap netweaver knowledge management/7.40
- version/sap netweaver knowledge management/7.50