CVE-2022-47390 : What You Need to Know

A stack based out-of-bounds write vulnerability has been identified in multiple CODESYS products, potentially allowing an authenticated, remote attacker to exploit the CmpTraceMgr Component. This could result in a denial-of-service condition, memory overwriting, or remote code execution.

Understanding CVE-2022-47390

This section provides insights into the nature and impact of the CVE-2022-47390 vulnerability.

What is CVE-2022-47390?

CVE-2022-47390 involves a stack based out-of-bounds write vulnerability in various CODESYS products, with the potential for serious consequences including denial-of-service and remote code execution.

The Impact of CVE-2022-47390

The vulnerability could be exploited by an authenticated, remote attacker to write data into the stack, leading to severe outcomes such as denial-of-service, memory overwriting, or even remote code execution.

Technical Details of CVE-2022-47390

In this section, the technical specifics of the CVE-2022-47390 vulnerability are discussed.

Vulnerability Description

The vulnerability, categorized as CWE-787 Out-of-bounds Write, allows attackers to exploit the CmpTraceMgr Component in multiple CODESYS products to perform a stack based out-of-bounds write operation, potentially resulting in a range of security risks.

Affected Systems and Versions

Multiple versions of CODESYS products, including CODESYS Control RTE, CODESYS Control Win, and more, are affected by this vulnerability. Systems with versions less than V3.5.19.0 and V4.8.0.0 are vulnerable to exploitation.

Exploitation Mechanism

An authenticated, remote attacker could leverage this vulnerability to perform a stack based out-of-bounds write operation in affected CODESYS products, enabling various malicious activities such as denial-of-service attacks, memory corruption, and remote code execution.

Mitigation and Prevention

This section outlines the necessary steps to mitigate the CVE-2022-47390 vulnerability and prevent potential exploitation.

Immediate Steps to Take

To address this vulnerability, it is crucial to apply security patches provided by CODESYS promptly. Organizations should also consider implementing network security measures to minimize the risk of exploitation.

Long-Term Security Practices

Ensuring regular security updates, conducting thorough code reviews, implementing secure coding practices, and maintaining network segmentation are essential for long-term security against such vulnerabilities.

Patching and Updates

CODESYS has released patches addressing CVE-2022-47390. It is strongly recommended to apply these patches to all affected systems to mitigate the risk of exploitation and enhance overall system security.