CVE-2018-7523 : Security Advisory and Response

Omron CX-Supervisor Versions 3.30 and earlier are susceptible to a double free vulnerability when processing malformed project files.

Understanding CVE-2018-7523

A double free vulnerability in Omron CX-Supervisor can lead to security risks when handling corrupted project files.

What is CVE-2018-7523?

This CVE identifies a double free vulnerability in Omron CX-Supervisor Versions 3.30 and prior, triggered by parsing malformed project files.

The Impact of CVE-2018-7523

The vulnerability allows attackers to potentially execute arbitrary code or cause a denial of service by exploiting the double free issue.

Technical Details of CVE-2018-7523

Omron CX-Supervisor's vulnerability and its implications are detailed below.

Vulnerability Description

A double free vulnerability arises in Omron CX-Supervisor Versions 3.30 and earlier during the processing of malformed project files.

Affected Systems and Versions

Product: Omron CX-Supervisor
Vendor: ICS-CERT
Versions Affected: Version 3.30 and prior

Exploitation Mechanism

The vulnerability occurs when the software attempts to parse project files that contain incorrect or corrupted data, leading to a double free condition.

Mitigation and Prevention

Protecting systems from CVE-2018-7523 involves immediate actions and long-term security measures.

Immediate Steps to Take

Update Omron CX-Supervisor to a patched version that addresses the double free vulnerability.
Avoid opening project files from untrusted or unknown sources.

Long-Term Security Practices

Regularly monitor for security updates and patches for all software components.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Ensure timely installation of security patches and updates provided by the vendor to mitigate the risk of exploitation.