CVE-2017-8218

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:c2_firmware:*:rel.37961n:*:*:*:*:*:*", "matchCriteriaId": "C2AC82F9-C75E-4E82-A23D-03C63F0B03D9", "versionEndIncluding": "0.9.1_4.2_v0032.0_build_160706", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:c2:-:*:*:*:*:*:*:*", "matchCriteriaId": "D6025AAC-BA1E-4FE7-A577-EB3F5C3F8933", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:c20i_firmware:*:rel.37961n:*:*:*:*:*:*", "matchCriteriaId": "792348D1-7A1A-4B56-B0D3-A5887E5FDE7E", "versionEndIncluding": "0.9.1_4.2_v0032.0_build_160706", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:c20i:-:*:*:*:*:*:*:*", "matchCriteriaId": "D7309B81-2E51-4CE8-8DAB-AA640C6A7F89", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "vsftpd on TP-Link C2 and C20i devices through firmware 0.9.1 4.2 v0032.0 Build 160706 Rel.37961n has a backdoor admin account with the 1234 password, a backdoor guest account with the guest password, and a backdoor test account with the test password."}, {"lang": "es", "value": "Vsftpd en los dispositivos TP-Link C2 y C20i a trav\u00e9s del firmware 0.9.1 4.2 v0032.0 Build 160706 Rel.37961n tiene una cuenta de administrador de puerta trasera con la contrase\u00f1a 1234, una cuenta de invitado de puerta trasera con la contrase\u00f1a de invitado y una cuenta de prueba de puerta trasera con contrase\u00f1a de prueba."}], "id": "CVE-2017-8218", "lastModified": "2026-06-17T01:25:59.523", "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}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-04-25T20:59:00.197", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "url": "https://pierrekim.github.io/blog/2017-02-09-tplink-c2-and-c20i-vulnerable.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "url": "https://pierrekim.github.io/blog/2017-02-09-tplink-c2-and-c20i-vulnerable.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1188"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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