Description
The websocket handler is vulnerable to a denial of service condition. An unauthenticated remote attacker can send a crafted websocket message to trigger the issue without affecting the core functionality.
References (2)
Core 2
Core References
Various Sources
https://certvde.com/de/advisories/VDE-2025-072
Mailing List
http://seclists.org/fulldisclosure/2025/Oct/12
Scores
CVSS v3
5.3
EPSS
0.0016
EPSS Percentile
37.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-120
Status
published
Products (4)
Phoenix Contact/QUINT4-UPS/24DC/24DC/10/EIP
VC:00 - VC:07
Phoenix Contact/QUINT4-UPS/24DC/24DC/20/EIP
VC:00 - VC:07
Phoenix Contact/QUINT4-UPS/24DC/24DC/40/EIP
VC:00 - VC:07
Phoenix Contact/QUINT4-UPS/24DC/24DC/5/EIP
VC:00 - VC:07
Published
Oct 14, 2025
Tracked Since
Feb 18, 2026