CVE-2021-26564 - OpenCVE

Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact None

AV:N/AC:M/Au:N/C:P/I:P/A:N

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Synology	Diskstation Manager Diskstation Manager Unified Controller Skynas Skynas Firmware Uc3200 Vs960hd Vs960hd Firmware

Configuration 1 [-]

cpe:2.3:a:synology:diskstation_manager:*:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:synology:vs960hd_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:synology:vs960hd:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:synology:skynas_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:synology:skynas:-:*:*:*:*:*:*:*

Configuration 4 [-]

AND

cpe:2.3:o:synology:diskstation_manager_unified_controller:3.0:*:*:*:*:*:*:*

cpe:2.3:h:synology:uc3200:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://www.synology.com/security/advisory/Synology_SA_20_26
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160

History

No history.

MITRE

Status: PUBLISHED

Assigner: synology

Published: 2021-02-26T21:45:33.663943Z

Updated: 2024-09-17T00:46:03.051Z

Reserved: 2021-02-02T00:00:00

Link: CVE-2021-26564

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2021-02-26T22:15:20.300

Modified: 2022-04-26T13:45:15.030

Link: CVE-2021-26564

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "Synology DiskStation Manager (DSM)", "vendor": "Synology", "versions": [{"lessThan": "6.2.3-25426-3", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "datePublic": "2021-02-26T00:00:00", "descriptions": [{"lang": "en", "value": "Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-319", "description": "CWE-319: Cleartext Transmission of Sensitive Information", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-05-12T12:50:50", "orgId": "db201096-a0cc-46c7-9a55-61d9e221bf01", "shortName": "synology"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.synology.com/security/advisory/Synology_SA_20_26"}, {"tags": ["x_refsource_MISC"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@synology.com", "DATE_PUBLIC": "2021-02-26T00:00:00", "ID": "CVE-2021-26564", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Synology DiskStation Manager (DSM)", "version": {"version_data": [{"affected": "<", "version_affected": "<", "version_value": "6.2.3-25426-3"}]}}]}, "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 synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session."}]}, "impact": {"cvss": {"baseScore": "8.3", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "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_26", "refsource": "CONFIRM", "url": "https://www.synology.com/security/advisory/Synology_SA_20_26"}, {"name": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160", "refsource": "MISC", "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:26:25.479Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.synology.com/security/advisory/Synology_SA_20_26"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160"}]}]}, "cveMetadata": {"assignerOrgId": "db201096-a0cc-46c7-9a55-61d9e221bf01", "assignerShortName": "synology", "cveId": "CVE-2021-26564", "datePublished": "2021-02-26T21:45:33.663943Z", "dateReserved": "2021-02-02T00:00:00", "dateUpdated": "2024-09-17T00:46:03.051Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:synology:diskstation_manager:*:*:*:*:*:*:*:*", "matchCriteriaId": "D3A47DA1-91A8-408B-9985-59C64DFF81DC", "versionEndExcluding": "6.2.3-25426-3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:synology:vs960hd_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "3D0C5120-B961-440F-B454-584BC54B549C", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:synology:vs960hd:-:*:*:*:*:*:*:*", "matchCriteriaId": "1CCBDFF9-AF42-4681-879B-CF789EBAD130", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:synology:skynas_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "53EF087B-D7E9-4F9A-803A-B0260C495C67", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:synology:skynas:-:*:*:*:*:*:*:*", "matchCriteriaId": "D0A88A76-CF8A-4D29-B480-E5317219072D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:synology:diskstation_manager_unified_controller:3.0:*:*:*:*:*:*:*", "matchCriteriaId": "6B04366E-B5F8-4835-B1FB-106AFD3D3785", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:synology:uc3200:-:*:*:*:*:*:*:*", "matchCriteriaId": "1100D972-198E-45F9-8F04-763F6FE88377", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session."}, {"lang": "es", "value": "Una vulnerabilidad de transmisi\u00f3n de informaci\u00f3n confidencial en texto sin cifrar en synorelayd en Synology DiskStation Manager (DSM) versiones anteriores a 6.2.3-25426-3, permite a atacantes de tipo man-in-the-middle falsificar servidores por medio de una sesi\u00f3n HTTP"}], "id": "CVE-2021-26564", "lastModified": "2022-04-26T13:45:15.030", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.8, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 6.0, "source": "security@synology.com", "type": "Secondary"}]}, "published": "2021-02-26T22:15:20.300", "references": [{"source": "security@synology.com", "tags": ["Vendor Advisory"], "url": "https://www.synology.com/security/advisory/Synology_SA_20_26"}, {"source": "security@synology.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1160"}], "sourceIdentifier": "security@synology.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-319"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-319"}], "source": "security@synology.com", "type": "Secondary"}]}