{"id":"CVE-2024-2426","aliases":["EUVD-2024-27377","GHSA-rx58-wmcf-8vpm"],"status":"published","title":"Rockwell Automation - Denial-of-service and Input Validation Vulnerabilities in PowerFlex® 527","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.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0282,"percentile":0.86687,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2024-03-25T20:17:22Z","modified":"2026-06-17T07:24:30Z","products":[{"vendor":"rockwell automation","product":"powerflex® 527"},{"vendor":"rockwellautomation","product":"powerflex_527_ac_drives_firmware"}],"references":[{"url":"https://www.rockwellautomation.com/en-us/support/advisory.SD1664.html","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-2426"},{"url":"https://github.com/advisories/GHSA-rx58-wmcf-8vpm"}],"sources":{"cve":[{"id":"CVE-2024-2426","title":"Rockwell Automation - Denial-of-service and Input Validation Vulnerabilities in PowerFlex® 527","description":"\nA 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.\n\n","status":"published","published":"2024-03-25T20:17:22.315Z","modified":"2024-08-12T20:34:49.585Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:34:10.258163Z"}],"euvd":[{"id":"EUVD-2024-27377","description":"\nA 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.\n\n","status":"published","published":"2024-03-25T20:17:22Z","modified":"2024-08-12T20:34:49Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T00:56:19.748102Z"}],"ghsa":[{"id":"GHSA-rx58-wmcf-8vpm","title":"\nA denial-of-service vulnerability exists in the Rockwell Automation PowerFlex® 527 due to...","description":"\nA 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.\n\n","status":"published","published":"2024-03-25T21:31:08Z","modified":"2024-03-25T21:31:18Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:55:43.067988Z"}],"nvd":[{"id":"CVE-2024-2426","description":"\nA 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.\n\n","status":"published","published":"2024-03-25T21:15:47.48Z","modified":"2026-06-17T07:24:30.8Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:09:43.052376Z"}]}}