CVE-2021-37604

{"id": "CVE-2021-37604", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-08-05T16:15:07.217", "references": [{"url": "https://ww1.microchip.com/downloads/en/DeviceDoc/asf-release-notes-3.50.0.100-readme.pdf", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.microchip.com/en-us/development-tools-tools-and-software/libraries-code-examples-and-more/advanced-software-framework-for-sam-devices#Downloads", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/miwi-software-vulnerability", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.microchip.com/en-us/products/wireless-connectivity/sub-ghz/miwi-protocol", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.microchip.com/product-change-notifications/#/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-670"}]}], "descriptions": [{"lang": "en", "value": "In version 6.5 of Microchip MiWi software and all previous versions including legacy products, there is a possibility of frame counters being validated/updated prior to the message authentication. With this vulnerability in place, an attacker may increment the incoming frame counter values by injecting messages with a sufficiently large frame counter value and invalid payload. This results in denial of service/valid packets in the network. There is also a possibility of a replay attack in the stack."}, {"lang": "es", "value": "En la versi\u00f3n 6.5 del software Microchip MiWi y en todas las versiones anteriores, incluidos los productos heredados, existe la posibilidad de que los contadores de tramas se validen/actualicen antes de la autenticaci\u00f3n del mensaje. Con esta vulnerabilidad, un atacante puede incrementar los valores del contador de tramas entrantes inyectando mensajes con un valor de contador de tramas suficientemente grande y una carga \u00fatil no v\u00e1lida. Esto da lugar a la denegaci\u00f3n de servicio/paquetes no v\u00e1lidos en la red. Tambi\u00e9n existe la posibilidad de un ataque de repetici\u00f3n en la pila"}], "lastModified": "2022-07-12T17:42:04.277", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microchip:miwi:6.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D717D190-419E-40FB-A76C-9FF8AD46FF5E"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}