CVE-2025-42959
Published: 08 July 2025
Summary
CVE-2025-42959 is a high-severity Use of Single-factor Authentication (CWE-308) vulnerability in Sap (inferred from references). Its CVSS base score is 8.1 (High).
Operationally, ranked at the 44.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-20350
Vulnerability details
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…
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patched, successful exploitation could result in complete system compromise, affecting confidentiality, integrity, and availability.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.