{"id":"CVE-2019-6808","aliases":["EUVD-2019-16362","GHSA-gcj2-7vc3-x83p"],"status":"published","title":"A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580,...","description":"A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.08161,"percentile":0.94896,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2019-05-22T20:05:50Z","modified":"2026-06-17T02:39:43Z","products":[{"vendor":"schneider-electric","product":"modicon_m340_firmware"},{"vendor":"schneider-electric","product":"modicon_m580_firmware"},{"vendor":"schneider-electric","product":"modicon_premium_firmware"},{"vendor":"schneider-electric","product":"modicon_quantum_firmware"}],"references":[{"url":"https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/","tags":["x_refsource_MISC","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0771","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6808"},{"url":"https://github.com/advisories/GHSA-gcj2-7vc3-x83p"}],"sources":{"cve":[{"id":"CVE-2019-6808","description":"A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus.","status":"published","published":"2019-05-22T20:05:50Z","modified":"2024-08-04T20:31:04.192Z","updated_at":"2026-11-02T14:20:23.381621Z"}],"euvd":[{"id":"EUVD-2019-16362","description":"A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus.","status":"published","published":"2019-05-22T20:05:50Z","modified":"2024-08-04T20:31:04Z","updated_at":"2026-11-03T03:06:48.069977Z"}],"ghsa":[{"id":"GHSA-gcj2-7vc3-x83p","title":"A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580,...","description":"A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus.","status":"published","published":"2022-05-24T16:46:17Z","modified":"2023-01-28T05:05:11Z","cwes":["CWE-306"],"updated_at":"2026-11-02T14:44:19.055406Z"}],"nvd":[{"id":"CVE-2019-6808","description":"A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus.","status":"published","published":"2019-05-22T21:29:00.697Z","modified":"2026-06-17T02:39:43.133Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:05:14.729983Z"}]}}