{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-3630", "assignerOrgId": "759f5e80-c8e1-4224-bead-956d7b33c98b", "state": "PUBLISHED", "assignerShortName": "Deltaww", "dateReserved": "2026-03-06T06:46:14.151Z", "datePublished": "2026-03-09T02:49:40.162Z", "dateUpdated": "2026-03-09T18:27:58.403Z" }, "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "platforms": [ "Windows" ], "product": "COMMGR2", "vendor": "DeltaWW", "versions": [ { "lessThanOrEqual": "2.11.0", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "cpeApplicability": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:deltaww:commgr2:*:*:windows:*:*:*:*:*", "versionEndIncluding": "2.11.0", "versionStartIncluding": "0", "vulnerable": true } ], "negate": false, "operator": "OR" } ], "operator": "OR" } ], "credits": [ { "lang": "en", "type": "reporter", "value": "Tenable" } ], "datePublic": "2026-03-09T02:22:00.000Z", "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "Delta Electronics COMMGR2 has \n\nStack-based Buffer Overflow vulnerability." } ], "value": "Delta Electronics COMMGR2 has \n\nStack-based Buffer Overflow vulnerability." } ], "impacts": [ { "capecId": "CAPEC-100", "descriptions": [ { "lang": "en", "value": "CAPEC-100 Overflow Buffers" } ] } ], "metrics": [ { "cvssV3_1": { "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" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "description": "cwe-121 Stack-based Buffer Overflow", "lang": "en" } ] } ], "providerMetadata": { "orgId": "759f5e80-c8e1-4224-bead-956d7b33c98b", "shortName": "Deltaww", "dateUpdated": "2026-03-09T02:49:40.162Z" }, "references": [ { "url": "https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2026-00005_COMMGR%202%20Multiple%20Vulnerabilities%20(CVE-2026-3630,%20CVE-2026-3631).pdf" } ], "solutions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "Please download and upgrade COMMGR2 to v2.11.1 or later." } ], "value": "Please download and upgrade COMMGR2 to v2.11.1 or later." } ], "source": { "discovery": "EXTERNAL" }, "title": "Stack-based Buffer Overflow Vulnerability in COMMGR2", "x_generator": { "engine": "Vulnogram 0.2.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-03-09T18:27:47.282342Z", "id": "CVE-2026-3630", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-09T18:27:58.403Z" } } ] } }