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CVE-2024-21918

HIGHCVSS 7.8/10EPSS 0.23%

Last modified

CVE-2024-21918 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A memory buffer vulnerability in Rockwell Automation Arena Simulation software could potentially allow a malicious user to insert unauthorized code to the software by corrupting the memory and triggering an access violation. Once inside, the threat actor can run harmful code on the system. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

A memory buffer vulnerability in Rockwell Automation Arena Simulation software could potentially allow a malicious user to insert unauthorized code to the software by corrupting the memory and triggering 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.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
0.23%

14.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
RockwellautomationArena>= 16.00.00, < 16.20.03

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2024-21918?
A memory buffer vulnerability in Rockwell Automation Arena Simulation software could potentially allow a malicious user to insert unauthorized code to the software by corrupting the memory and triggering 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.
How severe is CVE-2024-21918?
CVE-2024-21918 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.
How do I fix CVE-2024-21918?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-21918?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST