CVE-2023-31408 : Security Advisory and Response

This article provides detailed information about CVE-2023-31408, a vulnerability that affects SICK AG's FTMG Air Flow Sensors, potentially allowing remote attackers to steal sensitive information.

Understanding CVE-2023-31408

CVE-2023-31408 involves the cleartext storage of sensitive information in SICK FTMG Air Flow Sensors, which can lead to the compromise of user credentials stored in the browser's local storage.

What is CVE-2023-31408?

The vulnerability in SICK FTMG Air Flow Sensors with specific part numbers allows attackers to exploit cross-site scripting attacks to access sensitive user information.

The Impact of CVE-2023-31408

With a CVSS base score of 5.3 (Medium severity), this vulnerability poses a risk of unauthorized access to user credentials stored in local storage.

Technical Details of CVE-2023-31408

The vulnerability is categorized under CWE-312 (Cleartext Storage of Sensitive Information) and has the following CVSS v3.1 metrics:

Attack Complexity: Low
Attack Vector: Network
Availability Impact: Low
Confidentiality Impact: None
Integrity Impact: None
Privileges Required: None
User Interaction: None

Vulnerability Description

The cleartext storage issue in SICK FTMG Air Flow Sensors can be exploited via cross-site scripting attacks to steal user credentials.

Affected Systems and Versions

All firmware versions of the SICK FTMG Air Flow Sensors with specific part numbers are affected by this vulnerability.

Exploitation Mechanism

Remote attackers can potentially steal user credentials stored in the local browser storage.

Mitigation and Prevention

To address CVE-2023-31408, consider the following:

Immediate Steps to Take

Apply general security practices when operating the SICK FTMG, such as network segmentation, to mitigate the risk associated with the vulnerability.

Long-Term Security Practices

Implement comprehensive security measures to safeguard sensitive information stored in the sensors and ensure secure user interactions.

Patching and Updates

Stay informed about security advisories from SICK AG and apply patches or updates as soon as they are available.