{"id":"CVE-2019-6829","aliases":["EUVD-2019-16383","GHSA-25r4-295r-fvqm"],"status":"published","title":"A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2...","description":"A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01609,"percentile":0.76123,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-248","CWE-755"],"published":"2019-09-17T19:44:12Z","modified":"2026-06-17T02:39:45Z","products":[{"vendor":"schneider electric","product":"modicon m340"},{"vendor":"schneider electric se","product":"modicon m340"},{"vendor":"schneider electric se","product":"modicon m580"},{"vendor":"schneider-electric","product":"modicon_m340_firmware"},{"vendor":"schneider-electric","product":"modicon_m580_firmware"}],"references":[{"url":"https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6829"},{"url":"https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11"},{"url":"https://github.com/advisories/GHSA-25r4-295r-fvqm"}],"sources":{"cve":[{"id":"CVE-2019-6829","description":"A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus.","status":"published","published":"2019-09-17T19:44:12Z","modified":"2026-05-29T14:35:20.646Z","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":"adp"}],"cwes":["CWE-248"],"updated_at":"2026-11-02T14:20:23.048861Z"}],"euvd":[{"id":"EUVD-2019-16383","description":"A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus.","status":"published","published":"2019-09-17T19:44:12Z","modified":"2026-05-29T14:35:20Z","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":"2026-11-02T18:21:01.215325Z"}],"ghsa":[{"id":"GHSA-25r4-295r-fvqm","title":"A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2...","description":"A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus.","status":"published","published":"2022-05-24T16:56:24Z","modified":"2026-05-29T15:31:24Z","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-248","CWE-755"],"updated_at":"2026-11-02T15:08:23.402135Z"}],"nvd":[{"id":"CVE-2019-6829","description":"A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus.","status":"published","published":"2019-09-17T20:15:12.203Z","modified":"2026-06-17T02:39:45.27Z","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":"primary"},{"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":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-248","CWE-755"],"updated_at":"2026-11-02T14:05:28.126831Z"}]}}