CVE-2025-42959

Missing Authentication check after implementation of SAP Security Note 3007182 and 3537476

State: Published
Severity: 8.1 High
Published: Jul 8, 2025
Updated: Feb 26, 2026
Reserved: Apr 16, 2025

Description

An unauthenticated attacker may exploit a scenario where a Hashed Message Authentication Code (HMAC) credential, extracted from a system missing specific security patches, is reused in a replay attack against a different system. Even if the target system is fully patched, successful exploitation could result in complete system compromise, affecting confidentiality, integrity, and availability.

Scores

CVSS	Score	Vector	Source
3.1	8.1 High	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	sap

Weaknesses

CWE-308 Use of Single-factor Authentication

Affected Products

Product	Versions
SAP NetWeaver ABAP Server and ABAP PlatformSAP_SE	SAP_BASIS 700Affected SAP_BASIS 701Affected SAP_BASIS 702Affected SAP_BASIS 731Affected SAP_BASIS 740Affected SAP_BASIS 750Affected SAP_BASIS 751Affected SAP_BASIS 752Affected SAP_BASIS 753Affected SAP_BASIS 754Affected SAP_BASIS 755Affected SAP_BASIS 756Affected SAP_BASIS 757Affected SAP_BASIS 758Affected SAP_BASIS 914Affected SAP_BASIS 915Affected

References

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