CVE-2023-0864 : Exploit Details and Defense Strategies

This CVE-2023-0864 involves a Cleartext Transmission of Sensitive Information vulnerability in multiple ABB Terra AC wallbox products, potentially exposing sensitive data to nearby attackers.

Understanding CVE-2023-0864

This vulnerability pertains to a security issue in ABB Terra AC wallbox products that could lead to the disclosure of sensitive information due to cleartext transmission during device configuration or usage via Bluetooth Low Energy (BLE).

What is CVE-2023-0864?

CVE-2023-0864 is a vulnerability in ABB Terra AC wallbox products that allows for the exchange of configuration data in plaintext, making it accessible to nearby attackers who are present during the device's configuration or operation via Bluetooth Low Energy.

The Impact of CVE-2023-0864

The impact of CVE-2023-0864 is rated as high, with a CVSS v3.1 base score of 7.1. This vulnerability has a high severity level due to its potential to compromise confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2023-0864

This section provides insights into the vulnerability, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability involves the cleartext transmission of sensitive information in ABB Terra AC wallbox products, making data vulnerable to interception by nearby threat actors.

Affected Systems and Versions

The ABB Terra AC wallbox products affected by this vulnerability include Terra AC wallbox (UL40/80A), Terra AC wallbox (UL32A), Terra AC wallbox (CE) (Terra AC MID), Terra AC wallbox (CE) Terra AC Juno CE, Terra AC wallbox (CE) Terra AC PTB, Terra AC wallbox (CE) Symbiosis, and Terra AC wallbox (JP). Specific affected versions are detailed in the description.

Exploitation Mechanism

The vulnerability arises from the exchange of data in plaintext during configuration or operation of the ABB Terra AC wallbox devices via Bluetooth Low Energy, providing an opportunity for nearby attackers to intercept and exploit sensitive information.

Mitigation and Prevention

To address CVE-2023-0864, proactive measures and security practices are essential to mitigate risks and safeguard affected systems against potential exploitation.

Immediate Steps to Take

Implement encryption protocols to secure data transmission, restrict access to configuration interfaces, and monitor for any unauthorized activities or data breaches to detect and respond to potential threats promptly.

Long-Term Security Practices

Regular security audits, penetration testing, and security awareness training for personnel can enhance the overall security posture of the systems and prevent similar vulnerabilities from being exploited in the future.

Patching and Updates

Stay updated on security advisories released by ABB and apply patches or updates provided by the vendor to address vulnerabilities promptly and ensure the security of the ABB Terra AC wallbox products.