Security Alerts

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Classification
These posts contain security alerts, including digital loopholes, electronic attacks, technical updates, and they are classified base on the level of severity.

Critical

High

Medium

Low

Omron vulnerability

263

Warning Date: 8 March, 2020

Severity Level ● High

Warning Number: 2020-998

Target Sector: Manufacturing

Description:

Omron has released an alert to address a vulnerability in the following product:

  • Omron PLC CJ series
    • all versions

Threats:

Attacker could exploit the vulnerability and execute Denial of service attack (DoS).

Best practice and Recommendations:

To reduce the effects of the vulnerability, please follow the following instructions :

  • Use the firewall to block unnecessary ports and IP addresses.
  • Minimize connecting the devices and the systems to the Internet .
  • When accessing remote devices and systems is required, use VPNs, ensure they are up-to-date and free from vulnerabilities, and review the VPN users' logs.

Last updated at 8 March, 2020

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