CVE-2019-6855

Description

Incorrect Authorization vulnerability exists in EcoStruxure Control Expert (all versions prior to 14.1 Hot Fix), Unity Pro (all versions), Modicon M340 (all versions prior to V3.20) , and Modicon M580 (all versions prior to V3.10), which could cause a bypass of the authentication process between EcoStruxure Control Expert and the M340 and M580 controllers.

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.30%
Vendor Advisory se.com
Affected: n/a EcoStruxure Control Expert (all versions prior to 14.1 Hot Fix), Unity Pro (all versions), Modicon M340 (all versions prior to V3.20) , and Modicon M580 (all versions prior to V3.10)
Published at:
Updated at:

References

Link Tags
https://www.se.com/ww/en/download/document/SEVD-2019-344-02/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-6855?
CVE-2019-6855 has been scored as a high severity vulnerability.
How to fix CVE-2019-6855?
To fix CVE-2019-6855, 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-2019-6855 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-6855 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-2019-6855?
CVE-2019-6855 affects n/a EcoStruxure Control Expert (all versions prior to 14.1 Hot Fix), Unity Pro (all versions), Modicon M340 (all versions prior to V3.20) , and Modicon M580 (all versions prior to V3.10).
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