{"id":"CVE-2018-14827","aliases":["EUVD-2018-6711","GHSA-x977-8678-7c9x"],"status":"published","title":"Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. A remote, unauthenticated threat...","description":"Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. A remote, unauthenticated threat actor may intentionally send specially crafted Ethernet/IP packets to Port 44818, causing the software application to stop responding and crash. The user must restart the software to regain functionality.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03756,"percentile":0.89966,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2018-09-20T19:29:00.58Z","modified":"2026-06-17T01:41:43Z","products":[{"vendor":"rockwell automation","product":"rslinx classic"},{"vendor":"rockwellautomation","product":"rslinx"}],"references":[{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-263-02","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-14827"},{"url":"https://github.com/advisories/GHSA-x977-8678-7c9x"}],"sources":{"cve":[{"id":"CVE-2018-14827","description":"Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. A remote, unauthenticated threat actor may intentionally send specially crafted Ethernet/IP packets to Port 44818, causing the software application to stop responding and crash. The user must restart the software to regain functionality.","status":"published","published":"2018-09-20T20:00:00Z","modified":"2024-09-16T19:14:30.799Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:35:00.589142Z"}],"euvd":[{"id":"EUVD-2018-6711","description":"Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. A remote, unauthenticated threat actor may intentionally send specially crafted Ethernet/IP packets to Port 44818, causing the software application to stop responding and crash. The user must restart the software to regain functionality.","status":"published","published":"2018-09-20T20:00:00Z","modified":"2024-09-16T19:14:30Z","updated_at":"2026-11-03T00:55:25.259735Z"}],"ghsa":[{"id":"GHSA-x977-8678-7c9x","title":"Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. A remote, unauthenticated threat...","description":"Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. A remote, unauthenticated threat actor may intentionally send specially crafted Ethernet/IP packets to Port 44818, causing the software application to stop responding and crash. The user must restart the software to regain functionality.","status":"published","published":"2022-05-13T01:34:24Z","modified":"2023-02-01T05:08:28Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:50:46.174982Z"}],"nvd":[{"id":"CVE-2018-14827","description":"Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. A remote, unauthenticated threat actor may intentionally send specially crafted Ethernet/IP packets to Port 44818, causing the software application to stop responding and crash. The user must restart the software to regain functionality.","status":"published","published":"2018-09-20T19:29:00.58Z","modified":"2026-06-17T01:41:43.263Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:04:40.661264Z"}]}}