Vulnerability · Published Sep 14, 2021 · Assigned by sap
CVE-2021-37531
Critical 9.9
In plain English
A critical-severity security flaw in SAP NetWeaver Knowledge Management XML Forms from SAP SE. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.2% (higher than 88% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SAP SE | SAP NetWeaver Knowledge Management XML Forms | < 7.10< 7.11< 7.30< 7.31< 7.40< 7.50 |
References
- https://launchpad.support.sap.com/#/notes/3081888 x_refsource_MISC
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405 x_refsource_MISC
- 20220126 Onapsis Security Advisory 2021-0026: SAP Enterprise Portal - XSLT injection mailing-list, x_refsource_FULLDISC
- http://packetstormsecurity.com/files/165751/SAP-Enterprise-Portal-XSLT-Injection.html x_refsource_MISC