EUVD-2025-25442

Comprehensive Technical Analysis of EUVD-2025-25442

1. Vulnerability Assessment and Severity Evaluation

The vulnerability described in EUVD-2025-25442 is a "Missing Authentication for Critical Function" in the UniFi Connect EV Station Pro. This flaw allows an attacker with physical or adjacent access to perform an unauthorized factory reset. The severity of this vulnerability is rated with a CVSS (Common Vulnerability Scoring System) base score of 9.8, which is considered critical. The CVSS vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H indicates the following:

• Attack Vector (AV): Network (N) - The vulnerability can be exploited over the network.
• Attack Complexity (AC): Low (L) - The attack requires minimal skill or resources.
• Privileges Required (PR): None (N) - No privileges are required to exploit the vulnerability.
• User Interaction (UI): None (N) - No user interaction is required.
• Scope (S): Unchanged (U) - The vulnerability does not change the security scope.
• Confidentiality (C): High (H) - The vulnerability has a high impact on confidentiality.
• Integrity (I): High (H) - The vulnerability has a high impact on integrity.
• Availability (A): High (H) - The vulnerability has a high impact on availability.

2. Potential Attack Vectors and Exploitation Methods

Given the nature of the vulnerability, potential attack vectors include:

• Physical Access: An attacker with physical access to the UniFi Connect EV Station Pro can exploit the vulnerability to perform a factory reset.
• Adjacent Network Access: An attacker on the same network as the EV Station Pro can potentially exploit the vulnerability remotely.
• Wireless Proximity: If the device is connected via wireless networks, an attacker within wireless range could exploit the vulnerability.

Exploitation methods may involve:

• Direct Interaction: Manually triggering the factory reset function without authentication.
• Network Commands: Sending specific network commands to the device to initiate the factory reset.
• Wireless Commands: Using wireless protocols to send commands that trigger the factory reset.

3. Affected Systems and Software Versions

The vulnerability affects the UniFi Connect EV Station Pro running software versions 1.5.18 and earlier. It is crucial to identify and update all instances of this device within the affected version range.

4. Recommended Mitigation Strategies

The primary mitigation strategy is to update the UniFi Connect EV Station Pro to version 1.5.27 or later. Additional mitigation strategies include:

• Access Control: Implement strict physical and network access controls to limit unauthorized access.
• Network Segmentation: Segregate the EV Station Pro from other critical network segments to minimize the attack surface.
• Monitoring and Logging: Enable comprehensive monitoring and logging to detect and respond to any unauthorized access attempts.
• Regular Audits: Conduct regular security audits and vulnerability assessments to identify and address potential security gaps.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant risk to the European cybersecurity landscape, particularly in sectors reliant on electric vehicle (EV) charging infrastructure. The potential for unauthorized factory resets can lead to service disruptions, data loss, and compromised integrity of EV charging networks. This underscores the need for robust cybersecurity measures in critical infrastructure, including regular updates and stringent access controls.

6. Technical Details for Security Professionals

For security professionals, the following technical details are pertinent:

• Detection: Implement intrusion detection systems (IDS) and intrusion prevention systems (IPS) to monitor for unauthorized access attempts and factory reset commands.
• Response: Develop incident response plans specific to EV charging infrastructure, including procedures for isolating affected devices and restoring services.
• Patch Management: Ensure a robust patch management process to promptly apply updates and patches to all affected devices.
• Security Training: Provide regular training for IT and security personnel on identifying and mitigating vulnerabilities in IoT and critical infrastructure devices.

Conclusion

The vulnerability in the UniFi Connect EV Station Pro highlights the importance of timely updates and stringent access controls in critical infrastructure. By implementing the recommended mitigation strategies and maintaining vigilant security practices, organizations can significantly reduce the risk posed by this vulnerability.

References

• EUVD Entry: EUVD-2025-25442
• CVE ID: CVE-2025-27214
• Security Advisory: Security Advisory Bulletin
• Vendor: Ubiquiti Inc.
• Product: UniFi Connect EV Station Pro
• Affected Versions: 1.5.18 and earlier
• Mitigation: Update to Version 1.5.27 or later