CVE-2023-23446 Explained : Impact and Mitigation

This CVE-2023-23446, assigned by SICK AG and published on May 15, 2023, pertains to an improper access control vulnerability found in SICK FTMg AIR FLOW SENSOR with specific part numbers. The vulnerability could potentially allow an unprivileged remote attacker to download files using an unauthorized account via the REST interface.

Understanding CVE-2023-23446

This section provides insights into the nature of CVE-2023-23446, its impact, technical details, and mitigation strategies.

What is CVE-2023-23446?

The CVE-2023-23446 involves an improper access control issue in SICK FTMg AIR FLOW SENSOR, affecting specific models. It enables remote attackers to download files using an unprivileged account through the REST interface.

The Impact of CVE-2023-23446

This vulnerability presents a significant risk as it allows unauthorized users to access files remotely, potentially compromising sensitive information. The severity is rated as HIGH with a CVSS V3.1 score of 7.5.

Technical Details of CVE-2023-23446

This section delves into the vulnerability description, affected systems, versions, and the exploitation mechanism.

Vulnerability Description

The improper access control vulnerability in SICK FTMg AIR FLOW SENSOR with defined part numbers enables remote attackers to download files via the REST interface using an unprivileged account.

Affected Systems and Versions

The impacted systems include various models of SICK FTMG-ESD and FTMG-ESN AIR FLOW SENSORS with versions less than v3.0.0.131.Release.

Exploitation Mechanism

Attackers exploit this vulnerability by utilizing an unprivileged account to gain access to files remotely through the REST interface.

Mitigation and Prevention

It is crucial to implement immediate steps to mitigate the risks associated with CVE-2023-23446 and adopt long-term security measures to prevent similar incidents in the future.

Immediate Steps to Take

SICK AG has released a new major version v3.0.0.131.Release of the SICK FTMg firmware to address this vulnerability. It is highly recommended to update to the latest version to safeguard against potential exploits.

Long-Term Security Practices

Incorporating robust access control mechanisms, monitoring network traffic, and regularly updating firmware are essential long-term security practices to enhance the overall cybersecurity posture.

Patching and Updates

Regularly checking for security patches and updates from SICK AG for the affected systems is crucial in maintaining a secure environment and safeguarding against emerging threats.