{"id":"CVE-2022-3752","aliases":["EUVD-2022-43107","GHSA-q432-7rqq-8cfj"],"status":"published","title":"Rockwell Automation GuardLogix and ControlLogix controllers Vulnerable to Denial-Of-Service Attack","description":"An unauthorized user could use a specially crafted sequence of Ethernet/IP messages, combined with heavy traffic \nloading to cause a denial-of-service condition in Rockwell Automation Logix controllers resulting in a major non-recoverable fault. If the target device becomes unavailable, a user would have to clear the fault and redownload \nthe user project file to bring the device back online and continue normal operation.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01302,"percentile":0.70713,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2022-12-19T22:23:36Z","modified":"2026-06-17T05:00:14Z","products":[{"vendor":"rockwell automation","product":"compact guardlogix 5380"},{"vendor":"rockwell automation","product":"compactlogix 5380"},{"vendor":"rockwell automation","product":"compactlogix 5480"},{"vendor":"rockwell automation","product":"controllogix 5580"},{"vendor":"rockwell automation","product":"guardlogix 5580"},{"vendor":"rockwellautomation","product":"compact_guardlogix_5380_firmware"},{"vendor":"rockwellautomation","product":"compactlogix_5380_firmware"},{"vendor":"rockwellautomation","product":"compactlogix_5480_firmware"},{"vendor":"rockwellautomation","product":"compactlogix_5580_firmware"},{"vendor":"rockwellautomation","product":"guardlogix_5580_firmware"}],"references":[{"url":"https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1137664","tags":["x_transferred","Permissions Required","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3752"},{"url":"https://github.com/advisories/GHSA-q432-7rqq-8cfj"}],"sources":{"cve":[{"id":"CVE-2022-3752","title":"Rockwell Automation GuardLogix and ControlLogix controllers Vulnerable to Denial-Of-Service Attack","description":"An unauthorized user could use a specially crafted sequence of Ethernet/IP messages, combined with heavy traffic \nloading to cause a denial-of-service condition in Rockwell Automation Logix controllers resulting in a major non-recoverable fault. If the target device becomes unavailable, a user would have to clear the fault and redownload \nthe user project file to bring the device back online and continue normal operation.\n\n\n","status":"published","published":"2022-12-19T22:23:36.836Z","modified":"2025-04-16T14:28:03.254Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:34:32.843656Z"}],"euvd":[{"id":"EUVD-2022-43107","description":"An unauthorized user could use a specially crafted sequence of Ethernet/IP messages, combined with heavy traffic \nloading to cause a denial-of-service condition in Rockwell Automation Logix controllers resulting in a major non-recoverable fault. If the target device becomes unavailable, a user would have to clear the fault and redownload \nthe user project file to bring the device back online and continue normal operation.\n\n\n","status":"published","published":"2022-12-19T22:23:36Z","modified":"2025-04-16T14:28:03Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:25.86191Z"}],"ghsa":[{"id":"GHSA-q432-7rqq-8cfj","title":"An unauthorized user could use a specially crafted sequence of Ethernet/IP messages, combined...","description":"An unauthorized user could use a specially crafted sequence of Ethernet/IP messages, combined with heavy traffic load to cause a denial-of-service condition resulting in a denial-of-service condition. If the target device becomes unavailable, a user would have to clear the fault and redownload the user project file to bring the device back online and continue normal operation.","status":"published","published":"2022-12-20T00:30:29Z","modified":"2023-01-27T05:06:49Z","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":"2026-11-02T14:42:59.735626Z"}],"nvd":[{"id":"CVE-2022-3752","description":"An unauthorized user could use a specially crafted sequence of Ethernet/IP messages, combined with heavy traffic \nloading to cause a denial-of-service condition in Rockwell Automation Logix controllers resulting in a major non-recoverable fault. If the target device becomes unavailable, a user would have to clear the fault and redownload \nthe user project file to bring the device back online and continue normal operation.\n\n\n","status":"published","published":"2022-12-19T23:15:10.66Z","modified":"2026-06-17T05:00:14.52Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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":"2026-11-02T14:07:34.031641Z"}]}}