---
cve: "CVE-2025-4321"
severity: "HIGH"
cvss: 7.1
epss: "18%"
vendor: "silabs.com"
kev: false
exploited: false
published: "2025-11-17 15:15:51"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-15T21:14:30+02:00"
---

# CVE-2025-4321

> 7.1 HIGH

## Beschreibung

In a Bluetooth device, using RS9116-WiseConnect SDK experiences a Denial of Service, if it receives malformed L2CAP packets, only hard reset will bring the device to normal operation

## CVSS-Vektor

```
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Benachbart | warn |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://community.silabs.com/068Vm00000YV9DL>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-4321) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_