Remote Denial-of-Service Vulnerability in Charging Stations Complying with German Calibration Law
CVE-2025-24002

5.3MEDIUM

Key Information:

Vendor

Phoenix Contact

Status
Charx Sec-3150
Charx Sec-3100
Charx Sec-3050
Charx Sec-3000
Vendor
CVE Published:
8 July 2025

What is CVE-2025-24002?

An unauthenticated remote attacker can exploit this vulnerability by sending specially crafted MQTT messages, causing a service disruption in charging stations that follow German Calibration Law. This results in a temporary denial-of-service state, requiring manual intervention via a watchdog restart to restore functionality.

Affected Version(s)

CHARX SEC-3000 0.0.0 <= 1.6.5

CHARX SEC-3050 0.0.0 <= 1.6.5

CHARX SEC-3100 0.0.0 <= 1.6.5

References

https://certvde.com/en/advisories/VDE-2025-014

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jesson Soto Ventura
Matthew Waddell
.
CVE-2025-24002 : Remote Denial-of-Service Vulnerability in Charging Stations Complying with German Calibration Law