OTPulse

Rockwell Arena® Simulation Multiple Memory Corruption Vulnerabilities

Monitor7.8SD1731Aug 5, 2025
Summary

Rockwell Arena Simulation contains multiple memory corruption vulnerabilities that could lead to application crash or arbitrary code execution when processing malformed input or files. All versions are affected. Rockwell Automation has not released a fix.

What this means
What could happen
Memory corruption vulnerabilities in Arena Simulation could allow an attacker to crash the application or execute arbitrary code on an engineering workstation, disrupting process simulation and plant design workflows.
Who's at risk
Engineering teams and process simulation specialists who use Rockwell Arena Simulation for plant design, optimization, and operator training. This affects workstations used for pre-deployment process validation and simulation, not live production systems, but could delay critical plant engineering projects.
How it could be exploited
An attacker would need to supply a malformed input or file to Arena Simulation running on an engineering workstation. The memory corruption could be triggered through file import, network communication, or other input mechanisms, potentially leading to denial of service or code execution on the affected workstation.
Prerequisites
  • Arena Simulation application installed on engineering workstation
  • User interaction to open malicious file or receive malformed input
memory corruptionno patch availableaffects engineering workstations
Exploitability
Low exploit probability (EPSS 0.0%)
Affected products (1)
ProductAffected VersionsFix Status
Arena Simulation MultipleAll versionsNo fix (EOL)
Remediation & Mitigation
0/4
Do now
0/1
WORKAROUNDRestrict file imports in Arena Simulation to trusted sources only; validate and scan input files before opening
Schedule — requires maintenance window
0/2

Patching may require device reboot — plan for process interruption

HARDENINGKeep Arena Simulation offline or air-gapped if possible; avoid opening untrusted project files or attachments on simulation workstations
HOTFIXMonitor for patches from Rockwell Automation and apply immediately when available
Mitigations - no patch available
0/1
Arena Simulation Multiple has reached End of Life. The vendor will not release a patch. Apply the following compensating controls:
HARDENINGIsolate Arena Simulation workstations on a dedicated engineering network segment with restricted internet access
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