CVE-2021-22742 - CVE House
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Status published Low CVE-2021-22742

Improper Check for Unusual or Exceptional Conditions vulnerability exists in...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Triconex Model 3009 MP installed on Tricon V11.3.x systems
Vulnerable Versions:
Triconex Model 3009 MP installed on Tricon V11.3.x systems

Timeline

Official Publish: May 26th, 2021
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)