CVE-2020-3527

{"id": "CVE-2020-3527", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "ykramarz@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 8.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 3.9}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 3.9}]}, "published": "2020-09-24T18:15:21.807", "references": [{"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-JP-DOS-g5FfGm8y", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-400"}]}, {"type": "Secondary", "source": "ykramarz@cisco.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the Polaris kernel of Cisco Catalyst 9200 Series Switches could allow an unauthenticated, remote attacker to crash the device. The vulnerability is due to insufficient packet size validation. An attacker could exploit this vulnerability by sending jumbo frames or frames larger than the configured MTU size to the management interface of this device. A successful exploit could allow the attacker to crash the device fully before an automatic recovery."}, {"lang": "es", "value": "Una vulnerabilidad en el kernel Polaris de Cisco Catalyst 9200 Series Switches, podr\u00eda permitir a un atacante remoto no autenticado bloquear el dispositivo. La vulnerabilidad es debido a una comprobaci\u00f3n insuficiente del tama\u00f1o del paquete. Un atacante podr\u00eda explotar esta vulnerabilidad mediante el env\u00edo de tramas gigantes o tramas m\u00e1s grandes que el tama\u00f1o de MTU configurado hacia la interfaz de administraci\u00f3n de este dispositivo. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante bloquear completamente el dispositivo antes de una recuperaci\u00f3n autom\u00e1tica."}], "lastModified": "2020-10-07T00:50:49.027", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A053F699-19B1-4104-A9D3-278B83DE69A3", "versionEndExcluding": "16.9.5", "versionStartIncluding": "16.9.0"}, {"criteria": "cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E8D596A2-38A6-4A61-BE20-CB11636B5219", "versionEndExcluding": "16.12.3", "versionStartIncluding": "16.12.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-24p-4g:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AFCEBFFC-DD60-4CB1-A7F2-9AC09977BA4F"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-24p-4x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B9F7B21F-1DAA-45C7-8C24-D3A19F1C5459"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-24pxg-2y:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "1C4F9918-E075-4F78-AFD7-0BB7FA97C1F6"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-24pxg-4x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C7E00A0B-A58E-472F-B107-0FE106751F2D"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-24t-4g:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "BCB45406-5216-4A11-B8D3-C44639DC26B0"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-24t-4x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "215D01AE-3767-482A-85C5-3361506F0AC3"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-48p-4g:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A06E37A8-166F-4534-9089-D20B1227F4DD"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-48p-4x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B9D6DAE3-BAD0-46D8-B899-45B955F532F7"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-48pxg-2y:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "327167E8-4B65-4F9D-8760-34CDA03887CA"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-48pxg-4x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A0DA2253-C6A9-4749-B313-6552628A96F3"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-48t-4g:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "C925086A-94B9-4FE0-9FEB-3242C1217453"}, {"criteria": "cpe:2.3:h:cisco:catalyst_c9200l-48t-4x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "6EB14B34-4035-41D2-834B-7FB069264207"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "ykramarz@cisco.com"}