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VulnerabilityPublished Updated

CVE-2025-7033: Rockwell Automation Arena® Simulation · Heap-based Buffer Overflow

Affects Rockwell Automation Arena® SimulationSource CVE Database V5

0

Not known to be exploited · CVSS 8.4 High.

Data as of 26 Oct 2026, 10:12 UTC

CVSS 4.0 base score
8.4High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 17% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 5 Aug 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Rockwell Automation Arena® SimulationAffected
  • <=16.20.09
Fixed in–

AI-suggested

Organizations should immediately restrict the use of Arena® Simulation to trusted files and sources, implementing strict file validation and scanning for malicious content before opening. Employ application whitelisting and sandboxing techniques to isolate the simulation software from critical systems and limit the impact of potential exploitation. Educate users about the risks of opening untrusted files or links related to simulation software. Monitor network and host systems for unusual behavior indicative of exploitation attempts, such as unexpected process activity or memory anomalies. Until an official patch is released, consider deploying virtualized or isolated environments for running Arena Simulation to contain potential attacks. Engage with Rockwell Automation support channels to obtain updates and advisories. Implement robust backup and recovery procedures to mitigate the impact of potential data corruption or loss. Finally, review and tighten endpoint security controls and privilege management to reduce the attack surface.

Description

A memory abuse issue exists in the Rockwell Automation Arena® Simulation. A custom file can force Arena Simulation to read and write past the end of memory space. Successful use requires user action, such as opening a bad file or webpage. If used, a threat actor could execute code or disclose information.

References

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