CVE-2021-22745

low

Description

Improper Check for Unusual or Exceptional Conditions vulnerability exists in Triconex Model 3009 MP 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. This CVE ID is unique from CVE-2021-22742, CVE-2021-22744, CVE-2021-22746, and CVE-2021-22747.

References

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

Details

Source: Mitre, NVD

Published: 2021-05-26

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 3.9

Vector: CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Severity: Low

EPSS

EPSS: 0.00055