CVE-2020-6656

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The vulnerability arises due to improper validation of user data supplied through E70 file which is causing Type Confusion."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-843", "description": "CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-20", "description": "CWE-20 Improper Input Validation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-01-22T04:13:39.000Z", "orgId": "63703b7d-23e2-41ef-94b3-a3c6333f7759", "shortName": "Eaton"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1441/"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1442/"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1444/"}, {"tags": ["x_refsource_MISC"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-007-03"}], "solutions": [{"lang": "en", "value": "Apply the patch once it is provided by Eaton."}], "source": {"advisory": "ETN-VA-2020-1009", "defect": ["ETN-VA-2020-1009"], "discovery": "EXTERNAL"}, "title": "File parsing Type Confusion Remote code execution vulerability", "workarounds": [{"lang": "en", "value": "Do not upload the E70 file from an untrusted source."}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "CybersecurityCOE@eaton.com", "ID": "CVE-2020-6656", "STATE": "PUBLIC", "TITLE": "File parsing Type Confusion Remote code execution vulerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "easySoft Software", "version": {"version_data": [{"version_value": "v7.xx prior to v7.22"}]}}]}, "vendor_name": "Eaton"}]}}, "credit": [{"lang": "eng", "value": "Eaton would like to thank Francis Provencher from ZDI"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Eaton's easySoft software v7.xx prior to v7.22 are susceptible to file parsing type confusion remote code execution vulnerability. A malicious entity can execute a malicious code or make the application crash by tricking user upload a malformed .E70 file in the application. The vulnerability arises due to improper validation of user data supplied through E70 file which is causing Type Confusion."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')"}]}, {"description": [{"lang": "eng", "value": "CWE-20 Improper Input Validation"}]}]}, "references": {"reference_data": [{"name": "https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf", "refsource": "MISC", "url": "https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf"}, {"name": "https://www.zerodayinitiative.com/advisories/ZDI-20-1441/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1441/"}, {"name": "https://www.zerodayinitiative.com/advisories/ZDI-20-1442/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1442/"}, {"name": "https://www.zerodayinitiative.com/advisories/ZDI-20-1444/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1444/"}, {"name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-007-03", "refsource": "MISC", "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-007-03"}]}, "solution": [{"lang": "en", "value": "Apply the patch once it is provided by Eaton."}], "source": {"advisory": "ETN-VA-2020-1009", "defect": ["ETN-VA-2020-1009"], "discovery": "EXTERNAL"}, "work_around": [{"lang": "en", "value": "Do not upload the E70 file from an untrusted source."}]}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:11:04.659Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1441/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1442/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1444/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-007-03"}]}]}, "cveMetadata": {"assignerOrgId": "63703b7d-23e2-41ef-94b3-a3c6333f7759", "assignerShortName": "Eaton", "cveId": "CVE-2020-6656", "datePublished": "2021-01-07T17:22:15.000Z", "dateReserved": "2020-01-09T00:00:00.000Z", "dateUpdated": "2024-08-04T09:11:04.659Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "easySoft Software", "vendor": "Eaton", "versions": [{"status": "affected", "version": "v7.xx prior to v7.22"}]}], "source": "CybersecurityCOE@eaton.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:eaton:easysoft:*:*:*:*:*:*:*:*", "matchCriteriaId": "440A35D5-73BF-45FE-8687-FBBB0FC2F960", "versionEndExcluding": "7.20", "versionStartIncluding": "7.00", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Eaton's easySoft software v7.xx prior to v7.22 are susceptible to file parsing type confusion remote code execution vulnerability. A malicious entity can execute a malicious code or make the application crash by tricking user upload a malformed .E70 file in the application. The vulnerability arises due to improper validation of user data supplied through E70 file which is causing Type Confusion."}, {"lang": "es", "value": "El software easySoft de Eaton versiones v7.xx y anteriores a la v7.22 es susceptible a la vulnerabilidad de ejecuci\u00f3n remota de c\u00f3digo por confusi\u00f3n de tipo de archivo. Una entidad maliciosa puede ejecutar un c\u00f3digo malicioso o hacer que la aplicaci\u00f3n se bloquee enga\u00f1ando al usuario para que cargue un archivo .E70 malformado en la aplicaci\u00f3n. La vulnerabilidad surge debido a la incorrecta validaci\u00f3n de los datos del usuario suministrados a trav\u00e9s del archivo E70, lo que provoca una confusi\u00f3n de tipos"}], "id": "CVE-2020-6656", "lastModified": "2026-06-17T03:23:44.320", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 4.7, "source": "CybersecurityCOE@eaton.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-01-07T18:15:14.027", "references": [{"source": "CybersecurityCOE@eaton.com", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-007-03"}, {"source": "CybersecurityCOE@eaton.com", "tags": ["Vendor Advisory"], "url": "https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf"}, {"source": "CybersecurityCOE@eaton.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1441/"}, {"source": "CybersecurityCOE@eaton.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1442/"}, {"source": "CybersecurityCOE@eaton.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1444/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-007-03"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1441/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1442/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-1444/"}], "sourceIdentifier": "CybersecurityCOE@eaton.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-843"}], "source": "CybersecurityCOE@eaton.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-843"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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