---
cve: "CVE-2025-3495"
severity: "CRITICAL"
cvss: 9.8
epss: "67%"
vendor: "Delta Electronics"
kev: false
exploited: false
published: "2025-04-16 03:15:17"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-03T10:59:16+02:00"
---

# CVE-2025-3495

> 9.8 CRITICAL

## Beschreibung

Delta Electronics COMMGR v1 and v2 uses insufficiently randomized values to generate session IDs (CWE-338). An attacker could easily brute force a session ID and load and execute arbitrary code.

## 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-338** — Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)
  The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong.

## Referenzen

- <https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2025-00005_COMMGR%20-%20Insufficient%20Randomization%20Authentication%20Bypass_v1.pdf>
- <https://www.cisa.gov/news-events/ics-advisories/icsa-25-105-07>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-3495) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_