{"id":"CVE-2020-27656","state":"PUBLISHED","title":"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 aut","description":"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.","publishedAt":"2020-10-29T09:00:26.440Z","updatedAt":"2024-09-16T17:28:58.260Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","source":"synology"},"assigner":"synology","products":["Synology DiskStation Manager (DSM)"],"affected":[{"vendor":"Synology","product":"DiskStation Manager (DSM)","versions":[{"version":"unspecified","status":"affected","lessThan":"6.2.3-25426-2","versionType":"custom"}]}],"references":["https://www.synology.com/security/advisory/Synology_SA_20_18","https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071"],"weaknesses":["CWE-319"],"ingestedAt":"2026-10-29T19:47:11.046Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/27xxx/CVE-2020-27656.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-27656","state":"PUBLISHED","datePublished":"2020-10-29T09:00:26.440Z","dateUpdated":"2024-09-16T17:28:58.260Z","assignerShortName":"synology","assignerOrgId":"db201096-a0cc-46c7-9a55-61d9e221bf01","dateReserved":"2020-10-22T00:00:00.000Z"},"containers":{"cna":{"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."}],"affected":[{"vendor":"Synology","product":"DiskStation Manager (DSM)","versions":[{"version":"unspecified","status":"affected","lessThan":"6.2.3-25426-2","versionType":"custom"}]}],"references":[{"url":"https://www.synology.com/security/advisory/Synology_SA_20_18","tags":["x_refsource_CONFIRM"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-319","description":"CWE-319: Cleartext Transmission of Sensitive Information","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"synology","dateUpdated":"2020-10-30T00:06:25.000Z","orgId":"db201096-a0cc-46c7-9a55-61d9e221bf01"},"datePublic":"2020-10-29T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@synology.com","DATE_PUBLIC":"2020-10-29T00:00:00","ID":"CVE-2020-27656","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"DiskStation Manager (DSM)","version":{"version_data":[{"affected":"<","version_affected":"<","version_value":"6.2.3-25426-2"}]}}]},"vendor_name":"Synology"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","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."}]},"impact":{"cvss":{"baseScore":"6.5","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-319: Cleartext Transmission of Sensitive Information"}]}]},"references":{"reference_data":[{"name":"https://www.synology.com/security/advisory/Synology_SA_20_18","refsource":"CONFIRM","url":"https://www.synology.com/security/advisory/Synology_SA_20_18"},{"name":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071","refsource":"MISC","url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.synology.com/security/advisory/Synology_SA_20_18","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T16:18:45.677Z"}}]}}}