CVE-2021-22743

Description

Improper Check for Unusual or Exceptional Conditions vulnerability exists in Triconex TCM 4351B installed on Tricon V11.3.x systems that could cause module reset when TCM receives malformed TriStation packets while the write-protect keyswitch is in the program position.

Category

3.9
CVSS
Severity: Low
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory schneider-electric.com
Affected: n/a Triconex TCM 4351B installed on Tricon V11.3.x systems.
Published at:
Updated at:

References

Link Tags
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-03 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-22743?
CVE-2021-22743 has been scored as a low severity vulnerability.
How to fix CVE-2021-22743?
To fix CVE-2021-22743, 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-2021-22743 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-22743 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-2021-22743?
CVE-2021-22743 affects n/a Triconex TCM 4351B installed on Tricon V11.3.x systems..
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