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CVE-2025-42944

critical

Description

Due to a deserialization vulnerability in SAP NetWeaver, an unauthenticated attacker could exploit the system through the RMI-P4 module by submitting malicious payload to an open port. The deserialization of such untrusted Java objects could lead to arbitrary OS command execution, posing a high impact to the application's confidentiality, integrity, and availability.

References

https://www.theregister.com/2025/09/10/microsoft_patch_tuesday/

https://www.securityweek.com/sap-patches-critical-netweaver-vulnerabilities/

https://www.bleepingcomputer.com/news/security/sap-fixes-maximum-severity-netweaver-command-execution-flaw/

https://thehackernews.com/2025/09/sap-patches-critical-netweaver-cvss-up.html

https://securityaffairs.com/182040/security/sap-september-2025-patch-day-fixed-4-critical-flaws.html

https://arstechnica.com/security/2025/09/as-hackers-exploit-one-high-severity-sap-flaw-company-warns-of-3-more/

https://url.sap/sapsecuritypatchday

https://me.sap.com/notes/3634501

Details

Source: Mitre, NVD

Published: 2025-09-09

Updated: 2025-09-09

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 10

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00021

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability Being Monitored