---
cve: "CVE-2024-30166"
severity: "CRITICAL"
cvss: 9.1
epss: "74%"
vendor: "n/a"
kev: false
exploited: false
published: "2024-04-03 03:15:10"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-14T14:18:41+02:00"
---

# CVE-2024-30166

> 9.1 CRITICAL · 🧪 PoC

## Beschreibung

In Mbed TLS 3.3.0 through 3.5.2 before 3.6.0, a malicious client can cause information disclosure or a denial of service because of a stack buffer over-read (of less than 256 bytes) in a TLS 1.3 server via a TLS 3.1 ClientHello.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- 2ca6c285a0dd3f33982dd57299012dacab1ff206 (Commit)

## Referenzen

- <https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/>
- <https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.6.0>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2024-30166) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_