{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-14T15:27:14.824","vulnerabilities":[{"cve":{"id":"CVE-2020-27656","sourceIdentifier":"security@synology.com","published":"2020-10-29T09:15:13.497","lastModified":"2025-01-14T19:29:55.853","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Cleartext transmission of sensitive information vulnerability in DDNS in Synology DiskStation Manager (DSM) before 6.2.3-25426-2 allows man-in-the-middle attackers to eavesdrop authentication information of DNSExit via unspecified vectors."},{"lang":"es","value":"Una vulnerabilidad de transmisión de información confidencial en texto sin cifrar en DDNS en Synology DiskStation Manager (DSM) versiones anteriores a 6.2.3-25426-2, permite a atacantes de tipo man-in-the-middle rastrear una información de autenticación de DNSExit por medio de vectores no especificados"}],"metrics":{"cvssMetricV31":[{"source":"security@synology.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":2.2,"impactScore":3.7},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:N/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"security@synology.com","type":"Secondary","description":[{"lang":"en","value":"CWE-319"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-319"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.2.3-25426-2","matchCriteriaId":"FAF212AF-CF5E-4D58-9E00-97444188A1C8"}]}]}],"references":[{"url":"https://www.synology.com/security/advisory/Synology_SA_20_18","source":"security@synology.com","tags":["Vendor Advisory"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071","source":"security@synology.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.synology.com/security/advisory/Synology_SA_20_18","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]}]}}]}