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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:owncloud:owncloud_desktop_client:*:*:*:*:*:*:*:*", "matchCriteriaId": "2A8A295E-3223-4CFC-82B5-3B1D6C48AFBC", "versionEndIncluding": "1.8.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "ownCloud Desktop Client before 1.8.2 does not call QNetworkReply::ignoreSslErrors with the list of errors to be ignored, which allows man-in-the-middle attackers to bypass the user's certificate distrust decision and obtain sensitive information by leveraging a self-signed certificate and a connection to a server using its own self-signed certificate."}, {"lang": "es", "value": "ownCloud Desktop Client en versiones anteriores a 1.8.2 no llama a QNetworkReply::ignoreSslErrors con la lista de errores a ignorar, lo que permite a atacantes man-in-the-middle eludir la decisi\u00f3n de no confiar en el certificado de usuario y obtener informaci\u00f3n sensible aprovechando un certificado autofirmado y una conexi\u00f3n a un servidor usando su propio certificado autofirmado."}], "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/297.html\" target=\"_blank\">CWE-297: Improper Validation of Certificate with Host Mismatch</a>", "id": "CVE-2015-4456", "lastModified": "2026-05-06T22:30:45.220", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:H/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-10-26T14:59:00.107", "references": [{"source": "cve@mitre.org", "url": "http://www.debian.org/security/2015/dsa-3363"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/75354"}, {"source": "cve@mitre.org", "url": "https://github.com/owncloud/client/issues/3283"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://owncloud.org/security/advisory/?id=oc-sa-2015-009"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2015/dsa-3363"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/75354"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/owncloud/client/issues/3283"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://owncloud.org/security/advisory/?id=oc-sa-2015-009"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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