CVE-2020-10921

{"containers": {"cna": {"affected": [{"product": "HMI EA9", "vendor": "C-MORE", "versions": [{"status": "affected", "version": "Firmware version 6.52"}]}], "credits": [{"lang": "en", "value": "Ta-Lun Yen & Chizuru Toyama of TXOne IoT/ICS Security Research Labs (Trend Micro)"}], "descriptions": [{"lang": "en", "value": "This vulnerability allows remote attackers to issue commands on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels. Authentication is not required to exploit this vulnerability. The specific flaw exists within the EA-HTTP.exe process. The issue results from the lack of authentication prior to allowing alterations to the system configuration. An attacker can leverage this vulnerability to issue commands to the physical equipment controlled by the device. Was ZDI-CAN-10482."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-306", "description": "CWE-306: Missing Authentication for Critical Function", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-07-23T15:35:19.000Z", "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-807/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "zdi-disclosures@trendmicro.com", "ID": "CVE-2020-10921", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "HMI EA9", "version": {"version_data": [{"version_value": "Firmware version 6.52"}]}}]}, "vendor_name": "C-MORE"}]}}, "credit": "Ta-Lun Yen & Chizuru Toyama of TXOne IoT/ICS Security Research Labs (Trend Micro)", "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "This vulnerability allows remote attackers to issue commands on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels. Authentication is not required to exploit this vulnerability. The specific flaw exists within the EA-HTTP.exe process. The issue results from the lack of authentication prior to allowing alterations to the system configuration. An attacker can leverage this vulnerability to issue commands to the physical equipment controlled by the device. Was ZDI-CAN-10482."}]}, "impact": {"cvss": {"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-306: Missing Authentication for Critical Function"}]}]}, "references": {"reference_data": [{"name": "https://www.zerodayinitiative.com/advisories/ZDI-20-807/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-807/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T11:14:15.689Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-807/"}]}]}, "cveMetadata": {"assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "assignerShortName": "zdi", "cveId": "CVE-2020-10921", "datePublished": "2020-07-23T15:35:19.000Z", "dateReserved": "2020-03-24T00:00:00.000Z", "dateUpdated": "2024-08-04T11:14:15.689Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "HMI EA9", "vendor": "C-MORE", "versions": [{"status": "affected", "version": "Firmware version 6.52"}]}], "source": "zdi-disclosures@trendmicro.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:automationdirect:c-more_hmi_ea9_firmware:6.52:*:*:*:*:*:*:*", "matchCriteriaId": "A1C98599-C96A-4EEE-BC82-A6F01398E077", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:automationdirect:ea9-pgmsw:-:*:*:*:*:*:*:*", "matchCriteriaId": "656B3283-FA47-4CCF-A124-FBAEC86BB7A7", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-rhmi:-:*:*:*:*:*:*:*", "matchCriteriaId": "DD7D15B5-FC1D-4B0E-85CC-CEF3A68C2BA4", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t10cl:-:*:*:*:*:*:*:*", "matchCriteriaId": "584FBF19-4AFB-425F-9A78-A450C8EF4D74", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t10wcl:-:*:*:*:*:*:*:*", "matchCriteriaId": "F79F5A11-21E8-4126-8333-1DEAFD91100E", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t12cl:-:*:*:*:*:*:*:*", "matchCriteriaId": "8F3BC5B7-55B3-41FC-959F-745171FD6AB8", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t15cl:-:*:*:*:*:*:*:*", "matchCriteriaId": "63E6454D-E722-45DA-8AD7-4469DA515B62", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t15cl-r:-:*:*:*:*:*:*:*", "matchCriteriaId": "8B271A9F-5E71-4C03-8A78-84398183903C", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t6cl:-:*:*:*:*:*:*:*", "matchCriteriaId": "43E2E05B-41C9-4BE6-9344-2A78C3CE0B11", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t6cl-r:-:*:*:*:*:*:*:*", "matchCriteriaId": "EF5C6D94-BFA6-48FF-9776-FA7C91ABE1CD", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t7cl:-:*:*:*:*:*:*:*", "matchCriteriaId": "ABC8D7A3-A3CD-4C6F-8256-FD91927C1CE4", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t7cl-r:-:*:*:*:*:*:*:*", "matchCriteriaId": "1BE509D4-C93C-4A7F-B5C9-892073640916", "vulnerable": false}, {"criteria": "cpe:2.3:h:automationdirect:ea9-t8cl:-:*:*:*:*:*:*:*", "matchCriteriaId": "66885733-FD7F-4BAB-9F41-1823372FBA6D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "This vulnerability allows remote attackers to issue commands on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels. Authentication is not required to exploit this vulnerability. The specific flaw exists within the EA-HTTP.exe process. The issue results from the lack of authentication prior to allowing alterations to the system configuration. An attacker can leverage this vulnerability to issue commands to the physical equipment controlled by the device. Was ZDI-CAN-10482."}, {"lang": "es", "value": "Esta vulnerabilidad permite a atacantes remotos emitir comandos en las instalaciones afectadas de los paneles de control de la pantalla t\u00e1ctil C-MORE HMI EA9 versi\u00f3n de Firmware 6.52. No es requerida una autenticaci\u00f3n para explotar esta vulnerabilidad. El fallo espec\u00edfico se presenta dentro del proceso EA-HTTP.exe. El problema resulta de una falta de autenticaci\u00f3n antes de permitir modificaciones en la configuraci\u00f3n del sistema. Un atacante puede aprovechar esta vulnerabilidad para emitir comandos al equipo f\u00edsico controlado por el dispositivo. Fue ZDI-CAN-10482"}], "id": "CVE-2020-10921", "lastModified": "2026-06-17T02:48:41.040", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-07-23T16:15:12.350", "references": [{"source": "zdi-disclosures@trendmicro.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-807/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-807/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}

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