---
cve: "CVE-2025-6523"
severity: "CRITICAL"
cvss: 9.5
epss: "40%"
vendor: "Devolutions"
kev: false
exploited: false
published: "2025-07-22 17:15:33"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-16T04:32:46+02:00"
---

# CVE-2025-6523

> 9.5 CRITICAL

## Beschreibung

Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute forcing the short emergency codes generated by the server within a feasible timeframe.

This issue affects the following versions :

  *  Devolutions Server 2025.2.2.0 through 2025.2.3.0
  *  
Devolutions Server 2025.1.11.0 and earlier

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://devolutions.net/security/advisories/DEVO-2025-0012/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-6523) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_