{ "id": "CVE-2021-1540", "sourceIdentifier": "ykramarz@cisco.com", "published": "2021-06-04T17:15:09.917", "lastModified": "2021-06-14T17:56:46.890", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Multiple vulnerabilities in the authorization process of Cisco ASR 5000 Series Software (StarOS) could allow an authenticated, remote attacker to bypass authorization and execute a subset of CLI commands on an affected device. For more information about these vulnerabilities, see the Details section of this advisory." }, { "lang": "es", "value": "M\u00faltiples vulnerabilidades en el proceso de autorizaci\u00f3n de Cisco ASR 5000 Series Software (StarOS), podr\u00eda permitir a un atacante remoto autenticado omitir la autorizaci\u00f3n y ejecutar un subconjunto de comandos de CLI en un dispositivo afectado. Para obtener m\u00e1s informaci\u00f3n sobre estas vulnerabilidades, consulte la secci\u00f3n Detalles de este aviso" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.2, "impactScore": 5.9 } ], "cvssMetricV30": [ { "source": "ykramarz@cisco.com", "type": "Secondary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 5.2 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "SINGLE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 6.0 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 6.8, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "ykramarz@cisco.com", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-863" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:cisco:staros:*:*:*:*:*:*:*:*", "versionEndExcluding": "21.16.9", "matchCriteriaId": "1B3FDA9A-CEB5-451B-AE92-4AE727D477FB" }, { "vulnerable": true, "criteria": "cpe:2.3:o:cisco:staros:*:*:*:*:*:*:*:*", "versionStartIncluding": "21.17.0", "versionEndExcluding": "21.17.10", "matchCriteriaId": "62DD8225-32A7-41B0-AD98-D087835FAC7E" }, { "vulnerable": true, "criteria": "cpe:2.3:o:cisco:staros:*:*:*:*:*:*:*:*", "versionStartIncluding": "21.18.0", "versionEndExcluding": "21.18.16", "matchCriteriaId": "C993F0DB-5AD2-4FF4-AF4D-7F99C9CF0396" }, { "vulnerable": true, "criteria": "cpe:2.3:o:cisco:staros:*:*:*:*:*:*:*:*", "versionStartIncluding": "21.19.0", "versionEndExcluding": "21.19.11", "matchCriteriaId": "739F9C47-AEAC-41CC-B9BB-36EA43F081CB" }, { "vulnerable": true, "criteria": "cpe:2.3:o:cisco:staros:*:*:*:*:*:*:*:*", "versionStartIncluding": "21.19.n", "versionEndExcluding": "21.19.n7", "matchCriteriaId": "2D823601-77FE-40A2-B281-D5E4547B28C0" }, { "vulnerable": true, "criteria": "cpe:2.3:o:cisco:staros:*:*:*:*:*:*:*:*", "versionStartIncluding": "21.20.0", "versionEndExcluding": "21.20.8", "matchCriteriaId": "27025ED8-2512-4F81-81F2-FD836D4CA68F" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:cisco:asr_5000:-:*:*:*:*:*:*:*", "matchCriteriaId": "746254AC-B039-432C-AA5C-A82260E57AD7" }, { "vulnerable": false, "criteria": "cpe:2.3:h:cisco:asr_5500:-:*:*:*:*:*:*:*", "matchCriteriaId": "301681DF-2A9E-4A91-9918-4A46153ADC01" }, { "vulnerable": false, "criteria": "cpe:2.3:h:cisco:asr_5700:-:*:*:*:*:*:*:*", "matchCriteriaId": "A9EF0299-16A7-446D-855D-BFF91EE65534" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:cisco:virtualized_packet_core:-:*:*:*:*:*:*:*", "matchCriteriaId": "B88F195D-ECA6-414A-B8C0-6C8B47B595E6" } ] } ] } ], "references": [ { "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asr5k-autho-bypass-mJDF5S7n", "source": "ykramarz@cisco.com", "tags": [ "Vendor Advisory" ] } ] }