What’s Vulnerable › Vulnerabilities

CVE-2024-21912: Rockwell Automation Arena Simulation vulnerable to out of bounds write

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-03-26 · updated 2026-06-17
• Weakness: CWE-787

Description

An arbitrary code execution vulnerability in Rockwell Automation Arena Simulation could let a malicious user insert unauthorized code into the software. This is done by writing beyond the designated memory area, which causes an access violation. Once inside, the threat actor can run harmful code on the system. This affects the confidentiality, integrity, and availability of the product. To trigger this, the user would unwittingly need to open a malicious file shared by the threat actor.

Affected products

• Rockwell Automation Arena®: from 16.00.00 before 16.20.03 — fixed in 16.20.03

How to fix

Upgrade to a fixed version: Rockwell Automation Arena® 16.20.03. Check the vendor advisory for mitigations.

References

• https://www.rockwellautomation.com/en-us/support/advisory.SD-1665.html
• https://www.rockwellautomation.com/en-us/support/advisory.SD-1665.html

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