CVE-2023-31351

mediumpriority · track · 0EPSS 0.001 · 2 %ileDEEU

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.13% (2nd) EPSS

CVSS 5.3 · medium

Is it mine?

14 products

Who says so?

3 sources

cnnvd · enisa_euvd · cert_bund

EPSS · scored 2026-10-27

Improper restriction of operations in the IOMMU could allow a malicious hypervisor to access guest private memory resulting in loss of integrity.

cvss

Technical severity, 0–10. One row per scoring source.

5.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.3mediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:Nsecondary · ENISA EU

v3.15.3mediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:Nsecondary · psirt@amd.comexploitability 0.8 · impact 4

v3.14.9mediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-1770AMD Prozessoren: Mehrere SchwachstellenDeutsch2025-08-12csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in AMD Prozessoren ausnutzen, um Sicherheitsmaßnahmen zu umgehen, erweiterte Privilegien zu erlangen, beliebigen Code auszuführen, einen Denial-of-Service-Zustand zu verursachen, Daten zu manipulieren, vertrauliche Informationen offenzulegen oder nicht näher spezifizierte Angriffe durchzuführen.

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2025-09-06modified 2026-06-17

External citations — patches, advisories, analysis.

scry

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