CVEvulnerability

CVE-2021-22744

3.9 LOW Published 2021-05-26 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-05-26
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
3.9 LOW — CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-754

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-2021-22745, CVE-2021-22746, and CVE-2021-22747.

Affected configurations

• schneider-electric triconex model 3009 mp firmware (>= 11.3.0 < 11.8.0) • schneider-electric tcm 4351b firmware (>= 11.3.0 < 11.5.1) • schneider-electric tcm 4351b firmware 11.7.0

Related

Weakness · CWE (1)

  • CWE-754 Improper Check for Unusual or Exceptional Conditions weakness

References