CVE-2023-3749 : Exploit Details and Defense Strategies

This CVE-2023-3749 was published on August 3, 2023, by Johnson Controls, Inc. A local user could potentially edit the VideoEdge configuration file, leading to interference with VideoEdge operations.

Understanding CVE-2023-3749

This section delves into the details of CVE-2023-3749, explaining its impact, technical aspects, and mitigation strategies.

What is CVE-2023-3749?

CVE-2023-3749 involves a vulnerability where a local user can manipulate the VideoEdge configuration file, allowing them to disrupt VideoEdge's operations. The affected product is VideoEdge by Sensormatic Electronics, a subsidiary of Johnson Controls, Inc., with versions less than 6.1.1 being susceptible.

The Impact of CVE-2023-3749

The impact of CVE-2023-3749 is classified as high severity. It falls under CAPEC-153 ("Input Data Manipulation"), with a CVSS v3.1 base score of 7.1. The vulnerability's exploitation could lead to a high impact on system integrity and availability.

Technical Details of CVE-2023-3749

This section outlines the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

A local user exploiting CVE-2023-3749 can modify the VideoEdge configuration file, potentially causing disruptions to VideoEdge functionalities.

Affected Systems and Versions

The affected system is the VideoEdge product from Sensormatic Electronics, specifically versions prior to 6.1.1.

Exploitation Mechanism

The vulnerability can be exploited by a local user who gains access to manipulate the VideoEdge configuration file, leading to interference with VideoEdge operations.

Mitigation and Prevention

Mitigating CVE-2023-3749 is crucial to safeguard systems from potential exploitation and disruptions.

Immediate Steps to Take

Users are advised to update VideoEdge to version 6.1.1 to address the vulnerability promptly.

Long-Term Security Practices

Implementing strong access controls and monitoring user activities can prevent unauthorized manipulation of configuration files, enhancing overall system security.

Patching and Updates

Regularly applying security patches and updates, like updating to VideoEdge version 6.1.1, is essential to mitigate known vulnerabilities and ensure system resilience.