{"containers": {"cna": {"affected": [{"product": "Cisco Policy Suite (CPS) Software", "vendor": "Cisco", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2021-11-03T00:00:00", "descriptions": [{"lang": "en", "value": "A vulnerability in the key-based SSH authentication mechanism of Cisco Policy Suite could allow an unauthenticated, remote attacker to log in to an affected system as the root user. This vulnerability is due to the re-use of static SSH keys across installations. An attacker could exploit this vulnerability by extracting a key from a system under their control. A successful exploit could allow the attacker to log in to an affected system as the root user."}], "exploits": [{"lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-321", "description": "CWE-321", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-11-04T15:35:50", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "20211103 Cisco Policy Suite Static SSH Keys Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cps-static-key-JmS92hNv"}], "source": {"advisory": "cisco-sa-cps-static-key-JmS92hNv", "defect": [["CSCvw24544"]], "discovery": "INTERNAL"}, "title": "Cisco Policy Suite Static SSH Keys Vulnerability", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@cisco.com", "DATE_PUBLIC": "2021-11-03T16:00:00", "ID": "CVE-2021-40119", "STATE": "PUBLIC", "TITLE": "Cisco Policy Suite Static SSH Keys Vulnerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cisco Policy Suite (CPS) Software", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "Cisco"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability in the key-based SSH authentication mechanism of Cisco Policy Suite could allow an unauthenticated, remote attacker to log in to an affected system as the root user. This vulnerability is due to the re-use of static SSH keys across installations. An attacker could exploit this vulnerability by extracting a key from a system under their control. A successful exploit could allow the attacker to log in to an affected system as the root user."}]}, "exploit": [{"lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "impact": {"cvss": {"baseScore": "9.8", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-321"}]}]}, "references": {"reference_data": [{"name": "20211103 Cisco Policy Suite Static SSH Keys Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cps-static-key-JmS92hNv"}]}, "source": {"advisory": "cisco-sa-cps-static-key-JmS92hNv", "defect": [["CSCvw24544"]], "discovery": "INTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T02:27:31.575Z"}, "title": "CVE Program Container", "references": [{"name": "20211103 Cisco Policy Suite Static SSH Keys Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO", "x_transferred"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cps-static-key-JmS92hNv"}]}]}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2021-40119", "datePublished": "2021-11-04T15:35:50.764381Z", "dateReserved": "2021-08-25T00:00:00", "dateUpdated": "2024-09-17T00:10:41.136Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cisco:policy_suite:*:*:*:*:*:*:*:*", "matchCriteriaId": "14A0BF6E-78FC-4B7D-AA87-3464CFB24D82", "versionEndExcluding": "21.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the key-based SSH authentication mechanism of Cisco Policy Suite could allow an unauthenticated, remote attacker to log in to an affected system as the root user. This vulnerability is due to the re-use of static SSH keys across installations. An attacker could exploit this vulnerability by extracting a key from a system under their control. A successful exploit could allow the attacker to log in to an affected system as the root user."}, {"lang": "es", "value": "Una vulnerabilidad en el mecanismo de autenticaci\u00f3n SSH basado en claves de Cisco Policy Suite podr\u00eda permitir a un atacante remoto no autenticado iniciar sesi\u00f3n en un sistema afectado como usuario root. Esta vulnerabilidad es debido a la reutilizaci\u00f3n de claves SSH est\u00e1ticas entre instalaciones. Un atacante podr\u00eda explotar esta vulnerabilidad al extraer una clave de un sistema bajo su control. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante iniciar sesi\u00f3n en un sistema afectado como usuario root"}], "id": "CVE-2021-40119", "lastModified": "2023-11-07T03:38:29.510", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "ykramarz@cisco.com", "type": "Secondary"}]}, "published": "2021-11-04T16:15:09.360", "references": [{"source": "ykramarz@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cps-static-key-JmS92hNv"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-798"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-321"}], "source": "ykramarz@cisco.com", "type": "Secondary"}]}

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