CVE-2023-20581

lowpriority · track · 0EPSS 0.002 · 6 %ileDEEURU

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.17% (6th) EPSS

CVSS 2.5 · low

Is it mine?

15 products

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Improper access control in the IOMMU may allow a privileged attacker to bypass RMP checks, potentially leading to a loss of guest memory integrity.

cvss

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

2.5

010

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

v3.12.5lowAV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.12.5lowCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:Nsecondary · ENISA EU

v3.12.5lowCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:Nsecondary · psirt@amd.comexploitability 0.8 · impact 1.4

v3.12.3lowCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/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-2025-0314AMD Prozessoren: Mehrere SchwachstellenDeutsch2025-02-11csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in verschiedenen AMD Prozessoren ausnutzen, um beliebigen Code auszuführen, eine Denial-of-Service-Situation zu erzeugen und Informationen offenzulegen oder zu manipulieren.

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2025-02-11modified 2026-06-17

External citations — patches, advisories, analysis.

scry

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