CVE-2021-1353

{"id": "CVE-2021-1353", "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:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "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": "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}, {"type": "Secondary", "source": "ykramarz@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2021-01-20T20:15:17.533", "references": [{"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asr-mem-leak-dos-MTWGHKk3", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "ykramarz@cisco.com", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the IPv4 protocol handling of Cisco StarOS could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a memory leak that occurs during packet processing. An attacker could exploit this vulnerability by sending a series of crafted IPv4 packets through an affected device. A successful exploit could allow the attacker to exhaust the available memory and cause an unexpected restart of the npusim process, leading to a DoS condition on the affected device."}, {"lang": "es", "value": "Una vulnerabilidad en el manejo del protocolo IPv4 de Cisco StarOS, podr\u00eda permitir a un atacante no autenticado remoto causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en un dispositivo afectado. La vulnerabilidad es debido a una p\u00e9rdida de memoria que se produce durante el procesamiento de paquetes. Un atacante podr\u00eda explotar esta vulnerabilidad mediante el env\u00edo de una serie de paquetes IPv4 dise\u00f1ados por medio de un dispositivo afectado. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante agotar la memoria disponible y causar un reinicio inesperado del proceso npusim, conllevando a una condici\u00f3n DoS en el dispositivo afectado"}], "lastModified": "2023-11-07T03:28:04.307", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:staros:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "741DB403-12E1-4C6E-BC0A-FD92A32B0F89", "versionEndExcluding": "21.22.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:asr_5000:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "746254AC-B039-432C-AA5C-A82260E57AD7"}, {"criteria": "cpe:2.3:h:cisco:asr_5500:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "301681DF-2A9E-4A91-9918-4A46153ADC01"}, {"criteria": "cpe:2.3:h:cisco:asr_5700:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A9EF0299-16A7-446D-855D-BFF91EE65534"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:virtualized_packet_core-single_instance:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A57A0338-1FB7-464E-9968-102163EB8362"}], "operator": "OR"}]}], "sourceIdentifier": "ykramarz@cisco.com"}