{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-3439", "assignerOrgId": "44b2ff79-1416-4492-88bb-ed0da00c7315", "state": "PUBLISHED", "assignerShortName": "sonicwall", "dateReserved": "2026-03-02T13:59:15.773Z", "datePublished": "2026-03-04T09:19:45.392Z", "dateUpdated": "2026-03-04T09:19:45.392Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unknown", "platforms": ["Linux", "Gen7", "Gen8"], "product": "SonicOS", "vendor": "SonicWall", "versions": [{"status": "affected", "version": "7.0.1-5169 and older versions"}, {"status": "affected", "version": "7.3.1-7013 and older versions"}, {"status": "affected", "version": "8.1.0-8017 and older versions"}]}], "datePublic": "2026-03-04T09:07:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<span style=\"background-color: rgb(255, 255, 255);\"><span style=\"background-color: rgb(255, 255, 255);\">\n\n\n\n<span style=\"background-color: rgb(255, 255, 255);\">A post-authentication Stack-based Buffer Overflow vulnerability in SonicOS certificate handling allows a remote attacker to crash a firewall.</span>\n\n\n\n</span>\n\n</span>"}], "value": "A post-authentication Stack-based Buffer Overflow vulnerability in SonicOS certificate handling allows a remote attacker to crash a firewall."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-121", "description": "CWE-121 Stack-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "44b2ff79-1416-4492-88bb-ed0da00c7315", "shortName": "sonicwall", "dateUpdated": "2026-03-04T09:19:45.392Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0001"}], "source": {"advisory": "SNWLID-2026-0001", "discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A post-authentication Stack-based Buffer Overflow vulnerability in SonicOS certificate handling allows a remote attacker to crash a firewall."}], "id": "CVE-2026-3439", "lastModified": "2026-03-04T10:16:08.150", "metrics": {}, "published": "2026-03-04T10:16:08.150", "references": [{"source": "PSIRT@sonicwall.com", "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0001"}], "sourceIdentifier": "PSIRT@sonicwall.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "PSIRT@sonicwall.com", "type": "Primary"}]}

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