---
cve: "CVE-2023-5391"
severity: "CRITICAL"
cvss: 9.8
epss: "0.8%"
vendor: "Schneider Electric"
kev: false
exploited: false
published: "2023-10-04 18:13:00"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-10-08T13:08:26+02:00"
---

# CVE-2023-5391

> 9.8 CRITICAL

## Beschreibung

A CWE-502: Deserialization of untrusted data vulnerability exists that could allow an attacker to
execute arbitrary code on the targeted system by sending a specifically crafted packet to the
application.

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **yes**
  - Technical Impact: **total**

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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 | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Schwachstellen-Klasse

- **CWE-502** — Deserialization of Untrusted Data
  The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

## Angriffsmuster (CAPEC)

- [CAPEC-586 — Object Injection](https://capec.mitre.org/data/definitions/586.html) _(Severity: High)_

## Referenzen

- <https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-283-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-283-02.pdf>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2023-5391/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_