{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-3868", "assignerOrgId": "2e0a0ee2-d866-482a-9f5e-ac03d156dbaa", "state": "PUBLISHED", "assignerShortName": "Moxa", "dateReserved": "2026-03-10T07:56:29.470Z", "datePublished": "2026-04-27T02:56:34.266Z", "dateUpdated": "2026-04-27T02:56:34.266Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "2e0a0ee2-d866-482a-9f5e-ac03d156dbaa", "shortName": "Moxa", "dateUpdated": "2026-04-27T02:56:34.266Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-130", "description": "CWE-130: Improper Handling of Length Parameter Inconsistency", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-47", "descriptions": [{"lang": "en", "value": "CAPEC-47: Buffer Overflow via Parameter Expansion"}]}], "affected": [{"vendor": "Moxa", "product": "EDR-8010 Series", "versions": [{"status": "affected", "version": "1.0", "lessThanOrEqual": "3.23", "versionType": "custom"}, {"status": "unaffected", "version": "3.24", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Moxa", "product": "EDR-G9010 Series", "versions": [{"status": "affected", "version": "1.0", "lessThanOrEqual": "3.23.1", "versionType": "custom"}, {"status": "unaffected", "version": "3.24", "versionType": "custom"}], "defaultStatus": "unaffected"}], "cpeApplicability": [{"operator": "OR", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:moxa:edr-8010_series:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.0", "versionEndIncluding": "3.23"}, {"vulnerable": false, "criteria": "cpe:2.3:a:moxa:edr-8010_series:3.24:*:*:*:*:*:*:*"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:moxa:edr-g9010_series:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.0", "versionEndIncluding": "3.23.1"}, {"vulnerable": false, "criteria": "cpe:2.3:a:moxa:edr-g9010_series:3.24:*:*:*:*:*:*:*"}]}]}], "descriptions": [{"lang": "en", "value": "An improper handling of the length parameter inconsistency vulnerability has been identified in Moxa\u2019s Secure Router.\u00a0Because of improper validation of length parameters in the HTTPS management interface, an unauthenticated remote attacker could send specially crafted requests that trigger a buffer overflow condition, causing the web service to become unresponsive.\u00a0Successful exploitation may result in a denial-of-service condition requiring a device reboot to restore normal operation.\u00a0While successful exploitation can\u00a0severely\u00a0impact the availability of the affected device, no impact to the confidentiality or integrity of the affected product has been identified. Additionally, no confidentiality, integrity, or availability impact to the subsequent system has been identified.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>An improper handling of the length parameter inconsistency vulnerability has been identified in Moxa\u2019s Secure Router.&nbsp;Because of improper validation of length parameters in the HTTPS management interface, an unauthenticated remote attacker could send specially crafted requests that trigger a buffer overflow condition, causing the web service to become unresponsive.&nbsp;Successful exploitation may result in a denial-of-service condition requiring a device reboot to restore normal operation.&nbsp;While successful exploitation can&nbsp;severely&nbsp;impact the availability of the affected device, no impact to the confidentiality or integrity of the affected product has been identified. Additionally, no confidentiality, integrity, or availability impact to the subsequent system has been identified.</p>"}]}], "references": [{"url": "https://www.moxa.com/en/support/product-support/security-advisory/mpsa-261521-cve-2026-3867-cve-2026-3868-improper-ownership-management-and-improper-handling-of-length-parameter-incons", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "An improper handling of the length parameter inconsistency vulnerability has been identified in Moxa\u2019s Secure Router.\u00a0Because of improper validation of length parameters in the HTTPS management interface, an unauthenticated remote attacker could send specially crafted requests that trigger a buffer overflow condition, causing the web service to become unresponsive.\u00a0Successful exploitation may result in a denial-of-service condition requiring a device reboot to restore normal operation.\u00a0While successful exploitation can\u00a0severely\u00a0impact the availability of the affected device, no impact to the confidentiality or integrity of the affected product has been identified. Additionally, no confidentiality, integrity, or availability impact to the subsequent system has been identified."}], "id": "CVE-2026-3868", "lastModified": "2026-04-27T04:16:09.090", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "psirt@moxa.com", "type": "Secondary"}]}, "published": "2026-04-27T04:16:09.090", "references": [{"source": "psirt@moxa.com", "url": "https://www.moxa.com/en/support/product-support/security-advisory/mpsa-261521-cve-2026-3867-cve-2026-3868-improper-ownership-management-and-improper-handling-of-length-parameter-incons"}], "sourceIdentifier": "psirt@moxa.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-130"}], "source": "psirt@moxa.com", "type": "Secondary"}]}

{}

{}