CVE-2020-5543

{"containers": {"cna": {"affected": [{"product": "Mitsubishi Electric MELQIC IU1 series", "vendor": "Mitsubishi Electric Corporation", "versions": [{"status": "affected", "version": "IU1-1M20-D firmware version 1.0.7 and earlier"}]}], "descriptions": [{"lang": "en", "value": "TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier does not properly manage sessions, which allows remote attackers to stop the network functions or execute malware via a specially crafted packet."}], "problemTypes": [{"descriptions": [{"description": "Fails to manage sessions", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-03-16T01:25:48.000Z", "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://jvn.jp/en/vu/JVNVU92370624/index.html"}, {"tags": ["x_refsource_MISC"], "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vultures@jpcert.or.jp", "ID": "CVE-2020-5543", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Mitsubishi Electric MELQIC IU1 series", "version": {"version_data": [{"version_value": "IU1-1M20-D firmware version 1.0.7 and earlier"}]}}]}, "vendor_name": "Mitsubishi Electric Corporation"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier does not properly manage sessions, which allows remote attackers to stop the network functions or execute malware via a specially crafted packet."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Fails to manage sessions"}]}]}, "references": {"reference_data": [{"name": "https://jvn.jp/en/vu/JVNVU92370624/index.html", "refsource": "MISC", "url": "https://jvn.jp/en/vu/JVNVU92370624/index.html"}, {"name": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf", "refsource": "MISC", "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T08:30:24.557Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jvn.jp/en/vu/JVNVU92370624/index.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf"}]}]}, "cveMetadata": {"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "cveId": "CVE-2020-5543", "datePublished": "2020-03-16T01:25:48.000Z", "dateReserved": "2020-01-06T00:00:00.000Z", "dateUpdated": "2024-08-04T08:30:24.557Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Mitsubishi Electric MELQIC IU1 series", "vendor": "Mitsubishi Electric Corporation", "versions": [{"status": "affected", "version": "IU1-1M20-D firmware version 1.0.7 and earlier"}]}], "source": "vultures@jpcert.or.jp"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:mitsubishielectric:iu1-1m20-d_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "B6DAFF78-70E2-42CF-A386-73BB42992262", "versionEndIncluding": "1.0.7", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:mitsubishielectric:iu1-1m20-d:-:*:*:*:*:*:*:*", "matchCriteriaId": "680B7B83-9F76-4C1F-B87A-F7049A0C46E4", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier does not properly manage sessions, which allows remote attackers to stop the network functions or execute malware via a specially crafted packet."}, {"lang": "es", "value": "Una funci\u00f3n TCP incluida en el firmware de Mitsubishi Electric MELQIC IU1 serie IU1-1M20-D versiones de firmware 1.0.7 y anteriores, no maneja apropiadamente las sesiones, lo que permite a atacantes remotos detener las funciones de red o ejecutar malware por medio de un paquete especialmente dise\u00f1ado."}], "id": "CVE-2020-5543", "lastModified": "2026-06-17T03:21:34.403", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-03-16T02:15:10.933", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/vu/JVNVU92370624/index.html"}, {"source": "vultures@jpcert.or.jp", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/vu/JVNVU92370624/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2019-004.pdf"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-384"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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