{ "id": "CVE-2021-22800", "sourceIdentifier": "cybersecurity@se.com", "published": "2022-02-11T18:15:09.213", "lastModified": "2022-02-18T14:45:17.793", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [ { "lang": "en", "value": "A CWE-20: Improper Input Validation vulnerability exists that could cause a Denial of Service when a crafted packet is sent to the controller over network port 1105/TCP. Affected Product: Modicon M218 Logic Controller (V5.1.0.6 and prior)" }, { "lang": "es", "value": "Una CWE-20: Se presenta una vulnerabilidad de Comprobaci\u00f3n de Entrada Inapropiada que podr\u00eda causar una denegaci\u00f3n de servicio cuando es enviado un paquete dise\u00f1ado al controlador a trav\u00e9s del puerto de red 1105/TCP. Producto afectado: Modicon M218 Logic Controller (versiones V5.1.0.6 y anteriores)" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "cybersecurity@se.com", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-20" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:schneider-electric:modicon_m218_firmware:*:*:*:*:*:*:*:*", "versionEndIncluding": "5.1.0.6", "matchCriteriaId": "80AF909A-224D-438E-B791-7FD1289250F4" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:schneider-electric:modicon_m218:-:*:*:*:*:*:*:*", "matchCriteriaId": "852DBDD1-E960-4D87-9F77-8B8CB94222BB" } ] } ] } ], "references": [ { "url": "https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-285-04", "source": "cybersecurity@se.com", "tags": [ "Patch", "Vendor Advisory" ] } ] }