---
cve: "CVE-2024-21980"
severity: "HIGH"
cvss: 7.9
epss: "45%"
vendor: "AMD"
kev: false
exploited: false
published: "2024-08-05 16:15:35"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-19T01:11:27+02:00"
---

# CVE-2024-21980

> 7.9 HIGH

## Beschreibung

Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.

## CVSS-Vektor

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

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

## Referenzen

- <https://https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3011.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2024-21980) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_