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CVE-2021-22743

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2021
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

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.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Triconex TCM 4351B installed on Tricon V11.3.x systems.

Vendor
n/a
Product
Triconex TCM 4351B installed on Tricon V11.3.x systems.
Platforms
Unknown
Default status
Unknown
Triconex TCM 4351B installed on Tricon V11.3.x systems. · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
Triconex TCM 4351B installed on Tricon V11.3.x systemsaffectedUnavailableUnavailableUnavailableNone listed