CVE-2020-8858

{"containers": {"cna": {"affected": [{"product": "MGate 5105-MB-EIP", "vendor": "Moxa", "versions": [{"status": "affected", "version": "firmware version 4.1"}]}], "credits": [{"lang": "en", "value": "Dove Chiu, Philippe Lin, Charles Perine, Marco Balduzzi, Ryan Flores, Rainer Vosseler"}], "descriptions": [{"lang": "en", "value": "This vulnerability allows remote attackers to execute arbitrary code on affected installations of Moxa MGate 5105-MB-EIP firmware version 4.1. Authentication is required to exploit this vulnerability. The specific flaw exists within the DestIP parameter within MainPing.asp. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9552."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-02-13T22:20:44.000Z", "orgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "shortName": "zdi"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-214/"}, {"tags": ["x_refsource_MISC"], "url": "https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerability"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "zdi-disclosures@trendmicro.com", "ID": "CVE-2020-8858", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "MGate 5105-MB-EIP", "version": {"version_data": [{"version_value": "firmware version 4.1"}]}}]}, "vendor_name": "Moxa"}]}}, "credit": "Dove Chiu, Philippe Lin, Charles Perine, Marco Balduzzi, Ryan Flores, Rainer Vosseler", "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "This vulnerability allows remote attackers to execute arbitrary code on affected installations of Moxa MGate 5105-MB-EIP firmware version 4.1. Authentication is required to exploit this vulnerability. The specific flaw exists within the DestIP parameter within MainPing.asp. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9552."}]}, "impact": {"cvss": {"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"}]}]}, "references": {"reference_data": [{"name": "https://www.zerodayinitiative.com/advisories/ZDI-20-214/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-214/"}, {"name": "https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerability", "refsource": "MISC", "url": "https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerability"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T10:12:10.972Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-214/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerability"}]}]}, "cveMetadata": {"assignerOrgId": "99f1926a-a320-47d8-bbb5-42feb611262e", "assignerShortName": "zdi", "cveId": "CVE-2020-8858", "datePublished": "2020-02-13T22:20:44.000Z", "dateReserved": "2020-02-11T00:00:00.000Z", "dateUpdated": "2024-08-04T10:12:10.972Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "MGate 5105-MB-EIP", "vendor": "Moxa", "versions": [{"status": "affected", "version": "firmware version 4.1"}]}], "source": "zdi-disclosures@trendmicro.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:moxa:mgate_5105-mb-eip_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "8CE13572-489E-4979-80EF-14A57A74B6E7", "versionEndIncluding": "4.1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:moxa:mgate_5105-mb-eip:-:*:*:*:*:*:*:*", "matchCriteriaId": "C8183845-C267-481A-A0F6-8B701A1BDDFD", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:moxa:mgate_5105-mb-eip-t_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "ED26DD65-9445-455B-931D-43F1B9C36BB6", "versionEndIncluding": "4.1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:moxa:mgate_5105-mb-eip-t:-:*:*:*:*:*:*:*", "matchCriteriaId": "E402E877-096E-412D-8FF9-B669F196D4FF", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "This vulnerability allows remote attackers to execute arbitrary code on affected installations of Moxa MGate 5105-MB-EIP firmware version 4.1. Authentication is required to exploit this vulnerability. The specific flaw exists within the DestIP parameter within MainPing.asp. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9552."}, {"lang": "es", "value": "Esta vulnerabilidad permite a atacantes remotos ejecutar c\u00f3digo arbitrario en las instalaciones afectadas de Moxa MGate 5105-MB-EIP versi\u00f3n de firmware 4.1. Es requerida una autenticaci\u00f3n para explotar esta vulnerabilidad. El fallo espec\u00edfico se presenta dentro del par\u00e1metro DestIP dentro del archivo MainPing.asp. El problema resulta de una falta de comprobaci\u00f3n apropiada de una cadena suministrada por parte del usuario antes de usarla para ejecutar una llamada al sistema. Un atacante puede aprovechar esta vulnerabilidad para ejecutar c\u00f3digo en el contexto de root. Fue ZDI-CAN-9552."}], "id": "CVE-2020-8858", "lastModified": "2026-06-17T03:27:04.780", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 9.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-02-14T18:15:11.433", "references": [{"source": "zdi-disclosures@trendmicro.com", "tags": ["Vendor Advisory"], "url": "https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerability"}, {"source": "zdi-disclosures@trendmicro.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-214/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerability"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-214/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-78"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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