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CVE-2025-41707

Phoenix Contact: WebSocket Handler Denial of Service

CVSS 5.3 MEDIUMEPSS 1.4%CWE-120
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected products
Phoenix Contact · QUINT4-UPS/24DC/24DC/10/EIPPhoenix Contact · QUINT4-UPS/24DC/24DC/20/EIPPhoenix Contact · QUINT4-UPS/24DC/24DC/40/EIPPhoenix Contact · QUINT4-UPS/24DC/24DC/5/EIP

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References
https://certvde.com/de/advisories/VDE-2025-072http://seclists.org/fulldisclosure/2025/Oct/12