WebSocket Message Interception in Webfrontend Affects Vendor Product
CVE-2025-41705

6.8MEDIUM

Key Information:

Vendor

Phoenix Contact

Status
Quint4-ups/24dc/24dc/5/eip
Quint4-ups/24dc/24dc/10/eip
Quint4-ups/24dc/24dc/20/eip
Quint4-ups/24dc/24dc/40/eip
Vendor
CVE Published:
14 October 2025

What is CVE-2025-41705?

An unauthenticated remote attacker could potentially intercept WebSocket messages, allowing them to access sensitive login credentials transmitted over the Webfrontend. This vulnerability poses a significant risk, as it does not require authentication, making it easier for attackers to exploit during a man-in-the-middle (MITM) attack.

Affected Version(s)

QUINT4-UPS/24DC/24DC/10/EIP VC:00

QUINT4-UPS/24DC/24DC/20/EIP VC:00

QUINT4-UPS/24DC/24DC/40/EIP VC:00

References

https://certvde.com/de/advisories/VDE-2025-072

CVSS V3.1

Score:
6.8
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

D. Blagojevic, S. Dietz, F. Koroknai, T. Weber from CyberDanube Security Research
JSON
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CVE-2025-41705 : WebSocket Message Interception in Webfrontend Affects Vendor Product