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OpenAdvisories
High VDE-2025-073 1 CVE

Phoenix Contact: Security Advisory for TC ROUTER and CLOUD CLIENT Industrial mobile network routers

Published Jan 13, 2026 · Updated Jan 13, 2026

Vendor: Phoenix Contact Product: CLOUD CLIENT 1101T-TX/TX Product: TC CLOUD CLIENT 1002-4G ATT Product: TC CLOUD CLIENT 1002-TX/TX Product: TC ROUTER 2002T-3G Product: TC ROUTER 2002T-4G Product: TC ROUTER 3002T-3G Product: TC ROUTER 3002T-4G Product: TC ROUTER 3002T-4G ATT Product: TC ROUTER 3002T-4G GL Product: TC ROUTER 3002T-4G VZW Product: TC ROUTER 5004T-5G EU

Summary

A code injection vulnerability at the upload-config endpoint in the firmware of TC ROUTER and CLOUD CLIENT Industrial Mobile network routers has been discovered that can be exploited by an high privileged attacker.

Details

Impact
The vulnerability can lead to a total loss of confidentiality, integrity and availability of the devices.

Mitigation
As this vulnerability can only be exploited by an authenticated high privileged user, Phoenix Contact recommends to strictly restrict administrative access to the device. The administrative use shall only import configuration files from trusted sources.

Remediation
Phoenix Contact recommends to upgrade to the latest firmware which will fix this vulnerability.

| Product | Fixed Version |
|----------------------------------|---------------|
| TC ROUTER 3002T-3G | 3.08.8 |
| TC ROUTER 2002T-3G | 3.08.8 |
| TC ROUTER 3002T-4G | 3.08.8 |
| TC ROUTER 3002T-4G GL | 3.08.8 |
| TC ROUTER 5004T-5G EU | 1.06.23 |
| TC ROUTER 3002T-4G VZW | 3.08.8 |
| TC ROUTER 3002T-4G ATT | 3.08.8 |
| TC ROUTER 2002T-4G | 3.08.8 |
| CLOUD CLIENT 1101T-TX/TX | 3.07.7 |
| TC CLOUD CLIENT 1002-4G ATT | 3.08.8 |
| TC CLOUD CLIENT 1002-TX/TX | 3.07.7 |

Product Description
Industrial mobile network router.

Vulnerabilities 1

Revision history

  1. #1.0.0

    Initial Revision

References