Description
CODESYS Control Runtime system before 3.5.17.10 has a Heap-based Buffer Overflow.
Published: 2021-08-03
Score: 9.8 Critical
EPSS: 1.1% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-20188 CODESYS Control Runtime system before 3.5.17.10 has a Heap-based Buffer Overflow.
History

Fri, 29 May 2026 14:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-122
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Codesys Control Control Rte Control Runtime System Toolkit Control Win Sl Embedded Target Visu Toolkit Hmi Remote Target Visu Toolkit
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-05-29T14:02:56.628Z

Reserved: 2021-05-21T00:00:00.000Z

Link: CVE-2021-33485

cve-icon Vulnrichment

Updated: 2024-08-03T23:50:42.583Z

cve-icon NVD

Status : Modified

Published: 2021-08-03T16:15:08.583

Modified: 2026-06-17T03:54:39.427

Link: CVE-2021-33485

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses