---
cve: "CVE-2023-31342"
severity: "HIGH"
cvss: 7.5
epss: "18%"
vendor: "AMD"
kev: false
exploited: false
published: "2025-02-11 23:15:08"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T10:49:34+02:00"
---

# CVE-2023-31342

> 7.5 HIGH

## Beschreibung

Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution.

## CVSS-Vektor

```
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Hoch | good |
| PR Privilegien | Hoch | good |
| UI Interaktion | Keine | bad |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html>
- <https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4008.html>
- <https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3009.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-31342) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_