CVE-2020-6990

Description

Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix 1100 Controller, all versions, RSLogix 500 Software v12.001 and prior, The cryptographic key utilized to help protect the account password is hard coded into the RSLogix 500 binary file. An attacker could identify cryptographic keys and use it for further cryptographic attacks that could ultimately lead to a remote attacker gaining unauthorized access to the controller.

Categories

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.20%
Third-Party Advisory us-cert.gov
Affected: n/a Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix 1100 Controller, all versions, RSLogix 500 Software v12.001 and prior
Published at:
Updated at:

References

Link Tags
https://www.us-cert.gov/ics/advisories/icsa-20-070-06 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2020-6990?
CVE-2020-6990 has been scored as a critical severity vulnerability.
How to fix CVE-2020-6990?
To fix CVE-2020-6990, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-6990 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-6990 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-6990?
CVE-2020-6990 affects n/a Rockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix 1100 Controller, all versions, RSLogix 500 Software v12.001 and prior.
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