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consumption vulnerability in MELSEC iQ-R Series modules (R00/01/02CPU firmware version '19' and earlier, R04/08/16/32/120 (EN) CPU firmware version '51' and earlier, R08/16/32/120SFCPU firmware version '22' and earlier, R08/16/32/120PCPU firmware version '25' and earlier, R08/16/32/120PSFCPU firmware version '06' and earlier, RJ71EN71 firmware version '47' and earlier, RJ71GF11-T2 firmware version '47' and earlier, RJ72GF15-T2 firmware version '07' and earlier, RJ71GP21-SX firmware version '47' and earlier, RJ71GP21S-SX firmware version '47' and earlier, and RJ71GN11-T2 firmware version '11' and earlier) allows a remote unauthenticated attacker to cause an error in a CPU unit and cause a denial-of-service (DoS) condition in execution of the program and its communication, or to cause a denial-of-service (DoS) condition in communication via the unit by receiving a specially crafted SLMP packet"}, {"lang": "es", "value": "Vulnerabilidad de consumo incontrolado de recursos en los m\u00f3dulos de la serie iQ-R de MELSEC (R00/01/02CPU firmware versi\u00f3n '19' y anteriores, R04/08/16/32/120 (ES) CPU firmware versi\u00f3n '51' y anteriores, R08/16/32/120SFCPU firmware versi\u00f3n '22' y anteriores, R08/16/32/120PCPU firmware versi\u00f3n '25' y anterior, R08/16/32/120PSFCPU firmware versi\u00f3n '06' y anterior, RJ71EN71 firmware versi\u00f3n '47' y anterior, RJ71GF11-T2 firmware versi\u00f3n '47' y anterior, RJ72GF15-T2 firmware versi\u00f3n '07' y anterior, RJ71GP21-SX firmware versi\u00f3n '47' y anterior, RJ71GP21S-SX firmware versi\u00f3n '47' y anterior, y RJ71GN11-T2 firmware versi\u00f3n '11' y anteriores) permite a un atacante remoto no autentificado provocar un error en una CPU y causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en la ejecuci\u00f3n del programa y su comunicaci\u00f3n, o causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en la comunicaci\u00f3n a trav\u00e9s de la unidad mediante la recepci\u00f3n de un paquete SLMP especialmente dise\u00f1ado"}], "id": "CVE-2020-5668", "lastModified": "2022-04-29T13:21:06.007", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-11-20T04:15:11.423", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/vu/JVNVU95980140/index.html"}, {"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-05"}, {"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-016.pdf"}, {"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-016_en.pdf"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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