CVE-2026-8314
published 2026-07-14CVE-2026-8314: A security issue exists within Arena® Simulation due to a memory corruption vulnerability in the siman.exe (Siman) component. The vulnerability stems from…
PriorityP341high7.3CVSS 3.1
AVLACLPRLUIRSUCHIHAH
EPSS
0.18%
7.9th percentile
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.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| rockwell_automation | arena_simulation | — | — |
| rockwellautomation | arena | < 17.00.01 | 17.00.01 |
CVSS provenance
nvdv3.17.3HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
nvdv4.07.0HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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VulDB
Rockwell Automation Arena Simulation Siman siman.exe out-of-bounds write (Nessus ID 329331)
vuldb·2026-07-25·CVSS 7.3
CVE-2026-8314 [HIGH] Rockwell Automation Arena Simulation Siman siman.exe out-of-bounds write (Nessus ID 329331)
A vulnerability identified as problematic has been detected in Rockwell Automation Arena Simulation. This affects an unknown part of the file siman.exe of the component Siman. Performing a manipulation results in out-of-bounds write.
This vulnerability was named CVE-2026-8314. The attack needs to be approached locally. There is no available exploit.
GHSA
A security issue exists within Arena® Simulation due to a memory corruption vulnerability in the siman.exe (Siman) component.
ghsa_unreviewed·2026-07-14
CVE-2026-8314 [HIGH] CWE-787 A security issue exists within Arena® Simulation due to a memory corruption vulnerability in the siman.exe (Siman) component.
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.
No detection rules found.
No public exploits indexed.
2026-07-14
Published