{"id":"CVE-2019-6816","aliases":["EUVD-2019-16370","GHSA-cc47-9r7p-x4hv"],"status":"published","title":"In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an...","description":"In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possible Denial of Service when using Modbus protocol.","severity":{"version":"3.0","score":9.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0145,"percentile":0.73544,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2019-05-22T19:54:08Z","modified":"2026-06-17T02:39:43Z","products":[{"vendor":"schneider-electric","product":"modicon_quantum_firmware"}],"references":[{"url":"https://www.schneider-electric.com/en/download/document/SEVD-2019-134-09/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6816"},{"url":"https://www.schneider-electric.com/en/download/document/SEVD-2019-134-09"},{"url":"https://github.com/advisories/GHSA-cc47-9r7p-x4hv"}],"sources":{"cve":[{"id":"CVE-2019-6816","description":"In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possible Denial of Service when using Modbus protocol.","status":"published","published":"2019-05-22T19:54:08Z","modified":"2024-08-04T20:31:04.248Z","updated_at":"2026-11-02T14:20:23.381621Z"}],"euvd":[{"id":"EUVD-2019-16370","description":"In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possible Denial of Service when using Modbus protocol.","status":"published","published":"2019-05-22T19:54:08Z","modified":"2024-08-04T20:31:04Z","updated_at":"2026-11-03T03:06:48.069977Z"}],"ghsa":[{"id":"GHSA-cc47-9r7p-x4hv","title":"In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an...","description":"In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possible Denial of Service when using Modbus protocol.","status":"published","published":"2022-05-24T16:46:18Z","modified":"2024-04-04T00:44:09Z","cvss":[{"version":"3.0","score":9.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:55:51.66271Z"}],"nvd":[{"id":"CVE-2019-6816","description":"In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possible Denial of Service when using Modbus protocol.","status":"published","published":"2019-05-22T20:29:02.073Z","modified":"2026-06-17T02:39:43.99Z","cvss":[{"version":"3.0","score":9.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:05:14.729983Z"}]}}