---
cve: "CVE-2023-1424"
severity: "CRITICAL"
cvss: 10.0
epss: "3.4%"
vendor: "Mitsubishi Electric Corporation"
kev: false
exploited: false
published: "2023-05-24 05:15:08"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T16:06:10+02:00"
---

# CVE-2023-1424

> 10.0 CRITICAL

## Beschreibung

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules and MELSEC iQ-R Series CPU modules allows a remote unauthenticated attacker to cause a denial of service (DoS) condition or execute malicious code on a target product by sending specially crafted packets. A system reset of the product is required for recovery from a denial of service (DoS) condition and malicious code execution.

## CVSS-Vektor

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

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

## Referenzen

- <https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-003_en.pdf>
- <https://jvn.jp/vu/JVNVU94650413>
- <https://www.cisa.gov/news-events/ics-advisories/icsa-23-143-03>
- <https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1727>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-1424) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_