{"containers": {"cna": {"affected": [{"product": "Nexpose hardware appliance", "vendor": "Rapid7", "versions": [{"status": "affected", "version": "All Nexpose hardware appliances shipped before June 2017."}]}], "datePublic": "2017-05-31T00:00:00", "descriptions": [{"lang": "en", "value": "The default SSH configuration in Rapid7 Nexpose hardware appliances shipped before June 2017 does not specify desired algorithms for key exchange and other important functions. As a result, it falls back to allowing ALL algorithms supported by the relevant version of OpenSSH and makes the installations vulnerable to a range of MITM, downgrade, and decryption attacks."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-327", "description": "CWE-327 (Use of a Broken or Risky Cryptographic Algorithm)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2017-06-06T15:57:01", "orgId": "9974b330-7714-4307-a722-5648477acda7", "shortName": "rapid7"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://community.rapid7.com/community/nexpose/blog/2017/05/31/r7-2017-13-nexpose-hardware-appliance-ssh-enabled-obsolete-algorithms-cve-2017-5243"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@rapid7.com", "ID": "CVE-2017-5243", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Nexpose hardware appliance", "version": {"version_data": [{"version_value": "All Nexpose hardware appliances shipped before June 2017."}]}}]}, "vendor_name": "Rapid7"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The default SSH configuration in Rapid7 Nexpose hardware appliances shipped before June 2017 does not specify desired algorithms for key exchange and other important functions. As a result, it falls back to allowing ALL algorithms supported by the relevant version of OpenSSH and makes the installations vulnerable to a range of MITM, downgrade, and decryption attacks."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-327 (Use of a Broken or Risky Cryptographic Algorithm)"}]}]}, "references": {"reference_data": [{"name": "https://community.rapid7.com/community/nexpose/blog/2017/05/31/r7-2017-13-nexpose-hardware-appliance-ssh-enabled-obsolete-algorithms-cve-2017-5243", "refsource": "CONFIRM", "url": "https://community.rapid7.com/community/nexpose/blog/2017/05/31/r7-2017-13-nexpose-hardware-appliance-ssh-enabled-obsolete-algorithms-cve-2017-5243"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T14:55:35.807Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://community.rapid7.com/community/nexpose/blog/2017/05/31/r7-2017-13-nexpose-hardware-appliance-ssh-enabled-obsolete-algorithms-cve-2017-5243"}]}]}, "cveMetadata": {"assignerOrgId": "9974b330-7714-4307-a722-5648477acda7", "assignerShortName": "rapid7", "cveId": "CVE-2017-5243", "datePublished": "2017-06-06T16:00:00", "dateReserved": "2017-01-09T00:00:00", "dateUpdated": "2024-08-05T14:55:35.807Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:rapid7:nexpose:*:*:*:*:*:*:*:*", "matchCriteriaId": "A1B79EC4-5022-4BE6-AF39-972407FD03AD", "versionEndIncluding": "6.4.40", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The default SSH configuration in Rapid7 Nexpose hardware appliances shipped before June 2017 does not specify desired algorithms for key exchange and other important functions. As a result, it falls back to allowing ALL algorithms supported by the relevant version of OpenSSH and makes the installations vulnerable to a range of MITM, downgrade, and decryption attacks."}, {"lang": "es", "value": "La configuraci\u00f3n por defecto de SSH en los dispositivos hardware con Nexpose de Rapid7 enviados antes de Junio de 2017 no especifica los algoritmos deseados para el intercambio de claves y otras funciones importantes. Como resultado, vuelve a permitir TODOS los algoritmos compatibles para la versi\u00f3n relevante de OpenSSH y hace que las instalaciones sean vulnerables a una variedad de ataques MITM, degradados y descifrados."}], "id": "CVE-2017-5243", "lastModified": "2025-04-20T01:37:25.860", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-06-06T16:29:00.173", "references": [{"source": "cve@rapid7.com", "tags": ["Vendor Advisory"], "url": "https://community.rapid7.com/community/nexpose/blog/2017/05/31/r7-2017-13-nexpose-hardware-appliance-ssh-enabled-obsolete-algorithms-cve-2017-5243"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://community.rapid7.com/community/nexpose/blog/2017/05/31/r7-2017-13-nexpose-hardware-appliance-ssh-enabled-obsolete-algorithms-cve-2017-5243"}], "sourceIdentifier": "cve@rapid7.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-327"}], "source": "cve@rapid7.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-327"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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