CVE-2023-37555 : What You Need to Know
Learn about CVE-2023-37555, a vulnerability in multiple CODESYS products due to improper input validation in CmpAppBP, potentially leading to a denial-of-service condition. Find out about its impact and mitigation steps.
This article provides detailed information about CVE-2023-37555, a vulnerability in multiple CODESYS products that can lead to a denial-of-service condition.
Understanding CVE-2023-37555
CVE-2023-37555 is a vulnerability in various CODESYS products that arises from inconsistent content in crafted network communication requests, potentially causing a denial-of-service condition.
What is CVE-2023-37555?
In multiple versions of multiple CODESYS products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different from other related CVEs.
The Impact of CVE-2023-37555
The vulnerability can be exploited to trigger a denial-of-service condition in affected CODESYS products, posing a risk to the availability of systems utilizing these products.
Technical Details of CVE-2023-37555
The vulnerability is due to improper input validation in the CmpAppBP component of multiple versions of CODESYS products, allowing an attacker to disrupt system availability.
Vulnerability Description
Crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, resulting in a denial-of-service condition.
Affected Systems and Versions
Multiple versions of various CODESYS products are impacted, including CODESYS Control, CODESYS Development System, and CODESYS HMI, among others.
Exploitation Mechanism
After successful user authentication, an attacker can exploit the vulnerability by sending specially crafted network requests to the affected CODESYS products, potentially leading to a denial-of-service scenario.
Mitigation and Prevention
To address CVE-2023-37555, immediate steps should be taken to mitigate the risk of exploitation and enhance the security posture of the affected systems.
Immediate Steps to Take
Affected organizations should apply security patches provided by CODESYS to remediate the vulnerability and prevent potential attacks.
Long-Term Security Practices
Implementing robust input validation mechanisms and regular security assessments can help prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security updates released by CODESYS for the affected products and ensure timely application to keep systems protected.