CVE-2025-6523CWE-1391

Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute…

Critical · published July 22, 2025

CVSS v4.0
9.5
EPSS
0%
Percentile
39.2
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v4.0
9.5 · CRITICAL
Vector
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
EPSS
0.00464 · 39.2th percentile
Weakness
CWE-1391 · Use of Weak Credentials
Published
2025-07-22T17:00Z
EPSS history
Timeline
  • 22 JUL 17:00Z
    Use of weak credentials in emergency authentication component in Devolutions Server allows an unauthenticated attacker to bypass authentication via brute…
    cvelistv5