CVE-2023-23585 : What You Need to Know

This article provides detailed information about CVE-2023-23585, a critical vulnerability identified in Honeywell's Experion products.

Understanding CVE-2023-23585

CVE-2023-23585 refers to a vulnerability in Honeywell's Experion Server and other related products that can lead to a denial of service (DoS) attack due to a heap overflow. This vulnerability occurs during the handling of a specially crafted message for a specific configuration operation.

What is CVE-2023-23585?

The CVE-2023-23585 vulnerability involves an overflow of buffers, particularly impacting the Experion products by Honeywell. This issue can potentially lead to the compromise of system availability.

The Impact of CVE-2023-23585

The impact of CVE-2023-23585 is considered critical with a CVSS base score of 9.8 out of 10, indicating a high severity level. The vulnerability can have significant consequences on the confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2023-23585

This section delves into the technical aspects of the CVE-2023-23585 vulnerability.

Vulnerability Description

The vulnerability in Experion Server and related products by Honeywell results in a heap overflow, leading to a denial of service condition. This occurs when processing specific configuration messages.

Affected Systems and Versions

The affected products include Experion Server, Experion Station, Engineering Station, and Direct Station under the Experion PKS, LX, and PlantCruise platforms. The specific affected versions are listed for each product variant.

Exploitation Mechanism

The vulnerability can be exploited remotely over the network without requiring any special privileges or user interaction. Attackers can potentially exploit this flaw to impact system availability.

Mitigation and Prevention

To address CVE-2023-23585 and mitigate its impact, the following steps are recommended:

Immediate Steps to Take

Organizations using affected Honeywell Experion products should apply security patches provided by the vendor promptly.
Implement network segmentation and access controls to minimize the risk of remote exploitation.

Long-Term Security Practices

Regularly monitor for security updates and vulnerabilities related to the Experion products.
Conduct regular security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Honeywell has released patches to address the CVE-2023-23585 vulnerability. It is crucial for organizations to apply these patches as soon as possible to secure their systems against potential attacks.