CVE-2023-4667 : Vulnerability Insights and Analysis

This CVE, assigned by IDEMIA, was published on November 28, 2023. It involves a vulnerability in the web interface of the PAC Device that could allow unauthorized access and data leakage due to inadequate input validation and output encoding.

Understanding CVE-2023-4667

This section will delve into the details of CVE-2023-4667 to help understand the nature and impact of this vulnerability.

What is CVE-2023-4667?

CVE-2023-4667 is a vulnerability found in the web interface of the PAC Device. It allows the device administrator user profile to store malicious scripts in certain fields. When the GUI is accessed through the webserver administration interface, these stored malicious scripts get executed, potentially leading to unauthorized access and data leakage.

The Impact of CVE-2023-4667

The impact of this vulnerability is classified as high severity. With a base score of 8.1, unauthorized individuals could gain high levels of confidentiality and integrity impact privileges, potentially resulting in significant data breaches and malicious exploitation. The exploitability of this vulnerability requires user interaction and high privileges.

Technical Details of CVE-2023-4667

This section will explore the technical aspects of CVE-2023-4667, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in the web interface of the PAC Device arises from inadequate input validation and output encoding in the web administration interface component of the firmware. This loophole enables the execution of malicious scripts stored by the device administrator, posing a serious security risk.

Affected Systems and Versions

The following IDEMIA products and versions are affected by CVE-2023-4667:

SIGMA Lite & Lite +
SIGMA Wide
SIGMA Extreme
MorphoWave Compact/XP
VisionPass
MorphoWave SP

Exploitation Mechanism

The vulnerability allows device administrators to store malicious scripts that get executed when the GUI is accessed through the webserver administration interface. This could lead to unauthorized access and data leakage.

Mitigation and Prevention

Understanding how to mitigate and prevent exploits related to CVE-2023-4667 is crucial for maintaining system security.

Immediate Steps to Take

To address CVE-2023-4667, it is recommended to restrict access to the web interface of the PAC Device, apply security patches provided by IDEMIA promptly, and monitor administrator activities closely to prevent the storage of malicious scripts.

Long-Term Security Practices

In the long term, organizations should implement robust input validation and output encoding practices, conduct regular security audits, and provide ongoing security training for administrators to prevent similar vulnerabilities from being exploited.

Patching and Updates

IDEMIA may release patches or firmware updates to rectify the vulnerability. It is imperative for users to apply these patches as soon as they are made available to prevent potential exploitation of the vulnerability.

By understanding the technical details and impacts of CVE-2023-4667, organizations can take proactive steps to secure their systems and mitigate the risks associated with this vulnerability.