CVE-2020-7538

Description

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request over Modbus.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.46%
Vendor Advisory se.com
Affected: n/a PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)
Published at:
Updated at:

References

Link Tags
https://www.se.com/ww/en/download/document/SEVD-2020-315-07/ patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-7538?
CVE-2020-7538 has been scored as a high severity vulnerability.
How to fix CVE-2020-7538?
To fix CVE-2020-7538, 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-2020-7538 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-7538 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-2020-7538?
CVE-2020-7538 affects n/a PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) .
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