CVE-2026-3439

{"id": "CVE-2026-3439", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-3439", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-03-04T16:05:44.553615Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.2}]}, "affected": [{"source": "PSIRT@sonicwall.com", "affectedData": [{"vendor": "SonicWall", "product": "SonicOS", "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"}], "platforms": ["Linux", "Gen7", "Gen8"], "defaultStatus": "unknown"}]}], "published": "2026-03-04T10:16:08.150", "references": [{"url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0001", "tags": ["Vendor Advisory"], "source": "PSIRT@sonicwall.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "PSIRT@sonicwall.com", "description": [{"lang": "en", "value": "CWE-121"}]}], "descriptions": [{"lang": "en", "value": "A post-authentication Stack-based Buffer Overflow vulnerability in SonicOS certificate handling allows a remote attacker to crash a firewall."}, {"lang": "es", "value": "Una vulnerabilidad de desbordamiento de b\u00fafer basado en pila post-autenticaci\u00f3n en el manejo de certificados de SonicOS permite a un atacante remoto colapsar un cortafuegos."}], 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