---
cve: "CVE-2023-4424"
severity: "HIGH"
cvss: 8.3
epss: "0.4%"
vendor: "zephyrproject-rtos"
kev: false
exploited: false
published: "2023-11-21 07:15:10"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-30T02:18:40+02:00"
---

# CVE-2023-4424

> 8.3 HIGH · 🧪 PoC

## Beschreibung

An malicious BLE device can cause buffer overflow by sending malformed advertising packet BLE device using Zephyr OS, leading to DoS or potential RCE on the victim BLE device.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- a6eef0ba3755f2530c5ce93524e5ac4f5be30194 (Commit)

## Referenzen

- <https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j4qm-xgpf-qjw3>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-4424) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_