CVE-2022-3752 : Vulnerability Insights and Analysis
Discover the impact of CVE-2022-3752 on Rockwell Automation Logix controllers and learn how to mitigate the denial-of-service vulnerability affecting CompactLogix 5480, ControlLogix 5580, and other models.
A detailed overview of the vulnerability impacting Rockwell Automation Logix controllers.
Understanding CVE-2022-3752
This section will provide insights into the nature and impact of the CVE-2022-3752 vulnerability.
What is CVE-2022-3752?
The CVE-2022-3752 vulnerability affects Rockwell Automation Logix controllers, specifically CompactLogix 5480, ControlLogix 5580, GuardLogix 5580, Compact GuardLogix 5380, and CompactLogix 5380. An unauthorized user could exploit this vulnerability by using a specially crafted sequence of Ethernet/IP messages and heavy traffic loading to trigger a denial-of-service condition, resulting in a major non-recoverable fault. Restoring the affected device requires clearing the fault and redownloading the user project file.
The Impact of CVE-2022-3752
The impact of CVE-2022-3752, with a CVSSv3 base score of 8.6 (High), lies in the ability of an attacker to disrupt the normal operation of Rockwell Automation Logix controllers. This can lead to downtime and operational challenges for affected systems.
Technical Details of CVE-2022-3752
Delve into the specific technical aspects of the CVE-2022-3752 vulnerability.
Vulnerability Description
The vulnerability stems from improper input validation (CWE-20) in Rockwell Automation Logix controllers, allowing attackers to inject malicious traffic and disrupt device availability.
Affected Systems and Versions
The vulnerability impacts several Rockwell Automation products including CompactLogix 5480, ControlLogix 5580, and more, with specific affected versions listed.
Exploitation Mechanism
Attackers can exploit this vulnerability leveraging a combination of specially crafted Ethernet/IP messages and heavy traffic to induce a denial-of-service condition in Logix controllers.
Mitigation and Prevention
Learn about the steps to mitigate and prevent the CVE-2022-3752 vulnerability.
Immediate Steps to Take
Users are advised to apply the necessary patches or workarounds provided by Rockwell Automation to address the vulnerability promptly.
Long-Term Security Practices
Implementing robust network security measures and conducting regular security audits can enhance the overall security posture of industrial control systems.
Patching and Updates
Regularly check for security updates and patches released by Rockwell Automation to protect systems from potential exploits.