{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-102212", "assignerOrgId": "e8a6bb0b-e373-42b1-a5de-93e314325576", "state": "PUBLISHED", "assignerShortName": "Digi", "dateReserved": "2026-09-28T18:23:43.537Z", "datePublished": "2026-10-31T16:01:56.106Z", "dateUpdated": "2026-10-31T16:01:56.106Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "e8a6bb0b-e373-42b1-a5de-93e314325576", "shortName": "Digi", "dateUpdated": "2026-10-31T16:01:56.106Z"}, "title": "Pre-Auth Heap Buffer Overflow in the Multipart Request", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-122", "description": "CWE-122 Heap-based buffer overflow", "type": "CWE"}]}], "affected": [{"vendor": "Opengear", "product": "IM7200", "platforms": ["Linux"], "versions": [{"status": "affected", "version": "4.8", "lessThanOrEqual": "5.5.2", "versionType": "firmware"}], "defaultStatus": "unaffected"}, {"vendor": "Opengear", "product": "CM7100", "platforms": ["Linux"], "versions": [{"status": "affected", "version": "4.8", "lessThanOrEqual": "5.5.2", "versionType": "firmware"}], "defaultStatus": "unaffected"}, {"vendor": "Opengear", "product": "ACM7000", "platforms": ["Linux"], "versions": [{"status": "affected", "version": "4.8", "lessThanOrEqual": "5.5.2", "versionType": "firmware"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated remote attacker to crash the index.cgi process via a crafted multipart/form-data POST request containing an overlong Content-Disposition name field.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated remote attacker to crash the index.cgi process via a crafted multipart/form-data POST request containing an overlong Content-Disposition name field."}]}], "references": [{"url": "https://portal.opengear.com/customerservice/s/article/Release-Notification-Firmware-Version-5-5-3-is-Now-Generally-Available", "tags": ["patch"]}, {"url": "https://portal.opengear.com/customerservice/s/article/CVE-2026-102212-Opengear-Console-Server-Buffer-Overflow-to-RCE", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "exploitMaturity": "UNREPORTED", "Safety": "PRESENT", "Automatable": "YES", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "LOW", "providerUrgency": "RED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.4, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/S:P/AU:Y/RE:L/U:Red"}}], "credits": [{"lang": "en", "value": "Nick Cerne of Armadin", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}}}

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{"affected": [{"configurations": [{"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[4.8,5.5.2]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "ACM7000", "source": "cna", "vendor": "Opengear"}, "product": "acm7000", "vendor": "opengear"}, {"configurations": [{"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[4.8,5.5.2]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "CM7100", "source": "cna", "vendor": "Opengear"}, "product": "cm7100", "vendor": "opengear"}, {"configurations": [{"platform": ["linux"], "status": "affected", "versions": {"scheme": "generic", "value": "[4.8,5.5.2]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "IM7200", "source": "cna", "vendor": "Opengear"}, "product": "im7200", "vendor": "opengear"}], "created": "2026-10-31T18:00:15.959927+00:00", "updated": "2026-11-03T16:31:31.250702+00:00", "vendors": ["opengear", "opengear$PRODUCT$acm7000", "opengear$PRODUCT$cm7100", "opengear$PRODUCT$im7200"]}