Predictable Identifier Vulnerability in SAP NetWeaver AS JAVA IIOP Service
CVE-2025-42925

4.3MEDIUM

Key Information:

Vendor

SAP
Status
SAP Netweaver As Java (iiop Service)
Vendor
CVE Published:
9 September 2025

What is CVE-2025-42925?

A predictable identifier vulnerability exists in the SAP NetWeaver AS JAVA IIOP service due to insufficient randomness in Object Identifier assignment. An attacker with low privileges, by using a brute force approach, may generate identifiers in close proximity to derive useful information. This flaw could allow the attacker to access limited system details, potentially undermining security without affecting system integrity or availability. Immediate attention is recommended for systems running the affected versions to mitigate any associated risks.

Affected Version(s)

SAP NetWeaver AS Java (IIOP Service) SERVERCORE 7.50

References

https://me.sap.com/notes/3640477
https://url.sap/sapsecuritypatchday

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-42925 : Predictable Identifier Vulnerability in SAP NetWeaver AS JAVA IIOP Service