CVE-2020-6986: High severity Omron Plc Cj1 Firmware vulnerability
Published Mar 5, 2020
·Updated
In all versions of Omron PLC CJ Series, an attacker can send a series of specific data packets within a short period, causing a service error on the PLC Ethernet module, which in turn causes a PLC service denied result.
Affected Software
8 affected components
Omron Plc Cj1 Firmware
Omron Plc Cj1
Omron Plc Cj2 Firmware
Omron Plc Cj2
All of the following
Omron Plc Cj1 Firmware
Omron Plc Cj1
All of the following
Omron Plc Cj2 Firmware
Omron Plc Cj2
Event History
Mar 5, 2020
CVE Published
via MITRE·08:05 PM
Data Sourced
via MITRE·08:05 PM
DescriptionWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the vulnerability ID for this Omron PLC CJ Series vulnerability?
The vulnerability ID for this Omron PLC CJ Series vulnerability is CVE-2020-6986.
2
What is the severity rating of CVE-2020-6986?
CVE-2020-6986 has a severity rating of 7.5 (high).
3
What is the affected software for CVE-2020-6986?
The affected software for CVE-2020-6986 is Omron PLC CJ Series firmware versions.
4
What can an attacker do with CVE-2020-6986?
An attacker can send specific data packets to cause a service error on the PLC Ethernet module, resulting in a denial of service.
5
Is there a fix available for CVE-2020-6986?
Please refer to the advisory provided by US-CERT for any available fixes or mitigations for CVE-2020-6986.