CVE-2021-22743

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.

Score

CVSS 3.1 3.9 Low

Status

Modified - cybersecurity@se.com

Published

2021-05-26

Last modified

2024-08-03

Weaknesses

CWE-754

Affected products

• Tcm 4351b Firmware (Schneider-electric)
• Triconex Model 3009 Mp Firmware (Schneider-electric)

References

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