Cyber Resilience

CVE-2023-31322

High

Published: 06 September 2025

Published
06 September 2025
Modified
15 April 2026
KEV Added
Patch
CVSS Score v3.1 8.7 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
EPSS Score 0.0003 9.5th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-31322 is a high-severity Type Confusion (CWE-843) vulnerability in Amd (inferred from references). Its CVSS base score is 8.7 (High).

Operationally, ranked at the 9.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Type confusion in the ASP could allow an attacker to pass a malformed argument to the Reliability, Availability, and Serviceability trusted application (RAS TA) potentially leading to a read or write to shared memory resulting in loss of confidentiality, integrity,…

more

or availability.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Amd
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References