CVE-2021-37531

high-risk
Published 2021-09-14

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.

Do I need to act?

~
4.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (6)

Netweaver Knowledge Management Xml Forms
Netweaver Knowledge Management Xml Forms
Netweaver Knowledge Management Xml Forms
Netweaver Knowledge Management Xml Forms
Netweaver Knowledge Management Xml Forms
Netweaver Knowledge Management Xml Forms

Affected Vendors

Sap
50
/ 100
high-risk
Severity 30/34 · Critical
Exploitability 7/34 · Low
Exposure 13/34 · Low