A security issue exists within Arena® Simulation due to a memory corruption vulnerability in the siman.exe (Siman) component. The vulnerability stems from improper validation of user-supplied data, which can result in an out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code in the context of the current process by convincing a user to open a malicious file.

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Advisories

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Fixes

Solution

Upgrade to  V17.00.01 or later


Workaround

No workaround given by the vendor.

History

Tue, 14 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 14 Jul 2026 13:15:00 +0000

Type Values Removed Values Added
Description A security issue exists within Arena® Simulation due to a memory corruption vulnerability in the siman.exe (Siman) component. The vulnerability stems from improper validation of user-supplied data, which can result in an out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code in the context of the current process by convincing a user to open a malicious file.
Title Rockwell Automation Arena® - Memory Corruption Vulnerability
Weaknesses CWE-787
References
Metrics cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Rockwell

Published:

Updated: 2026-07-14T13:21:44.500Z

Reserved: 2026-05-11T12:40:00.178Z

Link: CVE-2026-8314

cve-icon Vulnrichment

Updated: 2026-07-14T13:21:41.310Z

cve-icon NVD

Status : Analyzed

Published: 2026-07-14T13:19:11.010

Modified: 2026-07-15T13:12:29.590

Link: CVE-2026-8314

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-31T10:30:17Z

Weaknesses