CVE-2022-47383 : Security Advisory and Response

A detailed overview of CVE-2022-47383 involving multiple CODESYS products and a stack-based out-of-bounds write vulnerability.

Understanding CVE-2022-47383

This section covers the essential aspects of the CVE-2022-47383 vulnerability affecting various CODESYS products.

What is CVE-2022-47383?

An authenticated remote attacker can exploit a stack-based out-of-bounds write vulnerability in the CmpTraceMgr Component of multiple CODESYS products, potentially leading to denial-of-service, memory overwriting, or remote code execution.

The Impact of CVE-2022-47383

The vulnerability poses a high severity risk with a CVSS base score of 8.8, affecting systems where attackers can cause significant damage to confidentiality, integrity, and availability.

Technical Details of CVE-2022-47383

Delve deeper into the technical specifics related to CVE-2022-47383.

Vulnerability Description

The vulnerability arises from a stack-based out-of-bounds write issue within the CmpTraceMgr Component, allowing attackers to manipulate stack data.

Affected Systems and Versions

Several CODESYS products are impacted, including Control RTE, Control Win, Safety SIL2 Runtime Toolkit, and more, with specific vulnerable versions listed.

Exploitation Mechanism

Attackers can exploit this vulnerability remotely, necessitating low privileges with an attack vector via the network.

Mitigation and Prevention

Discover the necessary steps to mitigate and prevent the exploitation of CVE-2022-47383.

Immediate Steps to Take

Immediately update affected CODESYS products to versions V3.5.19.0 or V4.8.0.0 to address the vulnerability and enhance security.

Long-Term Security Practices

Implement robust security practices, including network segmentation, access controls, and regular security updates to safeguard against future vulnerabilities.

Patching and Updates

Stay vigilant for security advisories from CODESYS and apply patches promptly to protect systems from potential exploitation.