CVE-2022-23821

criticalpriority · track · 39EPSS 0.010 · 62 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.99% (62nd) EPSS

CVSS 9.8 · critical

Is it mine?

192 products

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Improper access control in System Management Mode (SMM) may allow an attacker to write to SPI ROM potentially leading to arbitrary code execution.

cvss

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

9.8

010

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

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

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

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

showing 20 of 192

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2916AMD Prozessor: Mehrere SchwachstellenDeutsch2023-11-14csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in AMD Prozessor ausnutzen, um beliebigen Code auszuführen, einen Denial-of-Service-Zustand zu verursachen, Dateien zu manipulieren, vertrauliche Informationen offenzulegen oder seine Privilegien zu erweitern.

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2023-11-14modified 2026-06-17

External citations — patches, advisories, analysis.

scry

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