{"id":"CVE-2019-13555","aliases":["EUVD-2019-5010","GHSA-r5rh-4cpr-qxhj"],"status":"published","title":"In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04...","description":"In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior, MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior, a remote attacker can cause the FTP service to enter a denial-of-service condition dependent on the timing at which a remote attacker connects to the FTP server on the above CPU modules.","severity":{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01521,"percentile":0.74779,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2019-11-13T22:27:22Z","modified":"2026-06-17T02:16:58Z","products":[{"vendor":"mitsubishielectric","product":"l02\\/06\\/26cpu-cm_firmware"},{"vendor":"mitsubishielectric","product":"l02\\/06\\/26cpu-p_firmware"},{"vendor":"mitsubishielectric","product":"l02\\/06\\/26cpu_firmware"},{"vendor":"mitsubishielectric","product":"l26cpu-bt-cm_firmware"},{"vendor":"mitsubishielectric","product":"l26cpu-bt_firmware"},{"vendor":"mitsubishielectric","product":"l26cpu-pbt_firmware"},{"vendor":"mitsubishielectric","product":"q03\\/04\\/06\\/13\\/26udvcpu_firmware"},{"vendor":"mitsubishielectric","product":"q03udecpu_firmware"},{"vendor":"mitsubishielectric","product":"q04\\/06\\/10\\/13\\/20\\/26\\/50\\/100udehcpu_firmware"},{"vendor":"mitsubishielectric","product":"q04\\/06\\/13\\/26udpvcpu_firmware"}],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-19-311-01","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-13555"},{"url":"https://github.com/advisories/GHSA-r5rh-4cpr-qxhj"}],"sources":{"cve":[{"id":"CVE-2019-13555","description":"In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior, MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior, a remote attacker can cause the FTP service to enter a denial-of-service condition dependent on the timing at which a remote attacker connects to the FTP server on the above CPU modules.","status":"published","published":"2019-11-13T22:27:22Z","modified":"2024-08-04T23:57:39.411Z","updated_at":"2026-11-02T14:20:24.357095Z"}],"euvd":[{"id":"EUVD-2019-5010","description":"In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior, MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior, a remote attacker can cause the FTP service to enter a denial-of-service condition dependent on the timing at which a remote attacker connects to the FTP server on the above CPU modules.","status":"published","published":"2019-11-13T22:27:22Z","modified":"2024-08-04T23:57:39Z","updated_at":"2026-11-03T02:40:42.016311Z"}],"ghsa":[{"id":"GHSA-r5rh-4cpr-qxhj","title":"In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04...","description":"In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior, MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior, a remote attacker can cause the FTP service to enter a denial-of-service condition dependent on the timing at which a remote attacker connects to the FTP server on the above CPU modules.","status":"published","published":"2022-05-24T17:00:59Z","modified":"2023-01-28T05:07:41Z","updated_at":"2026-11-02T14:44:33.554453Z"}],"nvd":[{"id":"CVE-2019-13555","description":"In Mitsubishi Electric MELSEC-Q Series Q03/04/06/13/26UDVCPU: serial number 21081 and prior, Q04/06/13/26UDPVCPU: serial number 21081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 21081 and prior, MELSEC-L Series L02/06/26CPU, L26CPU-BT: serial number 21101 and prior, L02/06/26CPU-P, L26CPU-PBT: serial number 21101 and prior, and L02/06/26CPU-CM, L26CPU-BT-CM: serial number 21101 and prior, a remote attacker can cause the FTP service to enter a denial-of-service condition dependent on the timing at which a remote attacker connects to the FTP server on the above CPU modules.","status":"published","published":"2019-11-13T23:15:11.327Z","modified":"2026-06-17T02:16:58.293Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:05:35.052973Z"}]}}