---
cve: "CVE-2026-20471"
severity: "MEDIUM"
cvss: 4.6
epss: "17%"
vendor: "MediaTek, Inc."
kev: false
exploited: false
published: "2026-08-03 03:16:42"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-06T00:50:51+02:00"
---

# CVE-2026-20471

> 4.6 MEDIUM

## Beschreibung

In DA, there is a possible out of bounds write due to a missing bounds check. This could lead to local denial of service, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10991588 (Note: For MT6880, MT6890, MT6990, MT6988, MT6986, MT6813) / AUTO00851171 (Note: For MT2735, MT2737); Issue ID: MSV-7790.

## CVSS-Vektor

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

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

## Referenzen

- <https://www.mediatek.com/product-security-bulletin/August-2026>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-20471) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_