CVE-2024-2426: powerflex 527 ac Input Validation Flaw

Description

A denial-of-service vulnerability exists in the Rockwell Automation PowerFlex® 527 due to improper input validation in the device. If exploited, a disruption in the CIP communication will occur and a manual restart will be required by the user to recover it.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-20 Improper Input Validation

Affected Products

Vendor	Product	Versions
rockwellautomation	powerflex_527_ac_drives_firmware	>= 2.001
rockwellautomation	powerflex_527_ac_drives	All

References

Advisories & Patches

https://www.rockwellautomation.com/en-us/support/advisory.SD1664.html https://www.rockwellautomation.com/en-us/support/advisory.SD1664.html

Frequently Asked Questions

What is CVE-2024-2426? +

A denial-of-service vulnerability exists in the Rockwell Automation PowerFlex® 527 due to improper input validation in the device. If exploited, a disruption in the CIP communication will occur and a manual restart will be required by the user to recover it. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2024-2426? +

CVE-2024-2426 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-2426? +

CVE-2024-2426 affects products from rockwellautomation, specifically: powerflex_527_ac_drives, powerflex_527_ac_drives_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-2426? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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