CVE-2021-29242

HighCVSS 7.3/10Last modified Jun 17, 2026

Description

CODESYS Control Runtime system before 3.5.17.0 has improper input validation. Attackers can send crafted communication packets to change the router's addressing scheme and may re-route, add, remove or change low level communication packages.

Metrics

CVSS 3.1 7.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published: May 3, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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