{"id":"CVE-2020-5547","aliases":["EUVD-2020-26709","GHSA-g3wh-5wcr-5qp6"],"status":"published","title":"Resource Management Errors vulnerability in TCP function included in the firmware of Mitsubishi...","description":"Resource Management Errors vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to stop the network functions or execute malware via a specially crafted packet.","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":"2026-11-10","score":0.02326,"percentile":0.83642,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2020-03-16T01:25:50Z","modified":"2026-06-17T03:21:34Z","products":[{"vendor":"mitsubishi electric corporation","product":"mitsubishi electric melqic iu1 series"},{"vendor":"mitsubishielectric","product":"iu1-1m20-d_firmware"}],"references":[{"url":"https://jvn.jp/en/vu/JVNVU92370624/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5547"},{"url":"https://github.com/advisories/GHSA-g3wh-5wcr-5qp6"}],"sources":{"cve":[{"id":"CVE-2020-5547","description":"Resource Management Errors vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to stop the network functions or execute malware via a specially crafted packet.","status":"published","published":"2020-03-16T01:25:50Z","modified":"2024-08-04T08:30:24.559Z","updated_at":"2026-11-02T14:35:47.56691Z"}],"euvd":[{"id":"EUVD-2020-26709","description":"Resource Management Errors vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to stop the network functions or execute malware via a specially crafted packet.","status":"published","published":"2020-03-16T01:25:50Z","modified":"2024-08-04T08:30:24Z","updated_at":"2026-11-03T03:08:06.745484Z"}],"ghsa":[{"id":"GHSA-g3wh-5wcr-5qp6","title":"Resource Management Errors vulnerability in TCP function included in the firmware of Mitsubishi...","description":"Resource Management Errors vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to stop the network functions or execute malware via a specially crafted packet.","status":"published","published":"2022-05-24T17:11:38Z","modified":"2023-01-29T05:01:50Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:44:55.382004Z"}],"nvd":[{"id":"CVE-2020-5547","description":"Resource Management Errors vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to stop the network functions or execute malware via a specially crafted packet.","status":"published","published":"2020-03-16T02:15:11.183Z","modified":"2026-06-17T03:21:34.823Z","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"}],"updated_at":"2026-11-02T14:05:56.580228Z"}]}}