CVE-2025-42959 Information

Jul 09, 2025 cve

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.

CVSS Vector

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

Reference

https://me.sap.com/notes/3600846 https://url.sap/sapsecuritypatchday https://url.sap/sapsecuritypatchday

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.1

CNNVD-202507-792 (Published: 2025-07-07)

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