What’s Vulnerable › Vulnerabilities

CVE-2024-21920: Rockwell Automation Arena Simulation Vulnerable To Buffer Overflow

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% 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-125

Description

A memory buffer vulnerability in Rockwell Automation Arena Simulation could potentially let a threat actor read beyond the intended memory boundaries. This could reveal sensitive information and even cause the application to crash, resulting in a denial-of-service condition. 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

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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