CVE-2025-7033: A memory abuse issue exists in the Rockwell Automation Arena® Simulation

Q: How do I fix CVE-2025-7033?

arena: upgrade to 16.20.10. Exact commands for each OS are on this page.

Q: Is CVE-2025-7033 being exploited?

CVE-2025-7033 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-7033 affect?

CVE-2025-7033 affects arena. Severity is high (CVSS 7.8). 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. I

Routine

HIGH 7.8UPGRADE

CVE-2025-7033 is a high-severity flaw (CVSS 7.8) affecting arena. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 81%)
CISA exploited list	No
Weakness	CWE-122
Published	2025-08-05
Last modified	2026-06-17

Publisher (CNA): Rockwell Automation · Vendor: rockwellautomation

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-08-05 14:15 UTCPublished CVE record published
2026-06-17 10:04 UTCUpdated Record last modified

rockwellautomation arena UPGRADE

Affected: < 16.20.10

Fixed in: 16.20.10

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy arena || rpm -q arena || arena --version

2. UPGRADE to 16.20.10 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade arena

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade arena

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-7033?

arena: upgrade to 16.20.10. Exact commands for each OS are on this page.

Is CVE-2025-7033 being exploited?

CVE-2025-7033 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-7033 affect?

CVE-2025-7033 affects arena. Severity is high (CVSS 7.8). 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. I

How urgent is CVE-2025-7033?

Priority 32/100. High severity

Software pages

Rockwell Automation vulnerabilities

Related CVEs

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CVE-2026-8313 HIGH 7.3 UPGRADE A security issue exists within Arena® Simulation due to a memory corruption vulnerability in the linker.exe (S
CVE-2026-8314 HIGH 7.3 UPGRADE A security issue exists within Arena® Simulation due to a memory corruption vulnerability in the siman.exe (Si
CVE-2025-11918 HIGH 7.3 UPGRADE Rockwell Automation Arena® suffers from a stack-based buffer overflow vulnerability

References

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