CVE-2024-2426
CVE-2024-2426 is a high-severity vulnerability in Rockwellautomation Powerflex 527 Ac Drives Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 3% (85th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-27377
- Weakness: CWE-20
- Affected product: Rockwellautomation Powerflex 527 Ac Drives Firmware
- Published:
- Last modified:
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.
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.
- How severe is CVE-2024-2426?
- CVE-2024-2426 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2024-2426 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-2426?
- CVE-2024-2426 affects Rockwellautomation Powerflex 527 Ac Drives Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-2426?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-2426 have an EU (EUVD) identifier?
- Yes. CVE-2024-2426 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-27377.
- When was CVE-2024-2426 published?
- CVE-2024-2426 was published on 2024-03-25 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:rockwellautomation:powerflex_527_ac_drives_firmware:*:*:*:*:*:*:*:*
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