---
cve: "CVE-2025-3755"
severity: "CRITICAL"
cvss: 9.1
epss: "77%"
vendor: "Mitsubishi Electric Corporation"
kev: false
exploited: false
published: "2025-05-29 05:15:20"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T03:47:07+02:00"
---

# CVE-2025-3755

> 9.1 CRITICAL

## Beschreibung

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU modules allows a remote unauthenticated attacker to read information in the product, to cause a Denial-of-Service (DoS) condition in MELSOFT connection, or to stop the operation of the CPU module (causing a DoS condtion on the CPU module), by sending specially crafted packets. The product is needed to reset for recovery.

## 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 |

## Referenzen

- <https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-003_en.pdf>
- <https://jvn.jp/vu/JVNVU94070048/>
- <https://www.cisa.gov/news-events/ics-advisories/icsa-25-153-03>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-3755) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_