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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Cyberduck and Mountain Duck improper handle TLS certificate pinning for untrusted certificates (e.g., self-signed), since the certificate fingerprint is stored as SHA-1, although SHA-1 is considered weak.\n\n\n\n\n\n\n\nThis issue affects Cyberduck: through 9.1.6; Mountain Duck: through 4.17.5."}, {"lang": "es", "value": "Cyberduck y Mountain Duck gestionan incorrectamente la fijaci\u00f3n de certificados TLS para certificados no confiables (p. ej., autofirmados), ya que la huella digital del certificado se almacena como SHA-1, aunque SHA-1 se considera d\u00e9bil. Este problema afecta a Cyberduck: hasta la versi\u00f3n 9.1.6; Mountain Duck: hasta la versi\u00f3n 4.17.5."}], "id": "CVE-2025-41256", "lastModified": "2025-06-26T18:57:43.670", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.2, "source": "1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a", "type": "Secondary"}]}, "published": "2025-06-25T10:15:22.610", "references": [{"source": "1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a", "url": "https://github.com/iterate-ch/cyberduck/security/advisories/GHSA-688c-vjrc-84rv"}, {"source": "1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a", "url": "https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20250325-02_Cyberduck_Mountain_Duck_Weak_Hash"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/iterate-ch/cyberduck/security/advisories/GHSA-688c-vjrc-84rv"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20250325-02_Cyberduck_Mountain_Duck_Weak_Hash"}], "sourceIdentifier": "1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-328"}], "source": "1e3a9e0f-5156-4bf8-b8a3-cc311bfc0f4a", "type": "Secondary"}]}

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