CVE-2023-6247

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "modules": ["PKCS#7"], "product": "OpenVPN 3 Core Library", "vendor": "OpenVPN", "versions": [{"lessThanOrEqual": "3.8.3", "status": "affected", "version": "3.0", "versionType": "minor releases"}]}], "source": "security@openvpn.net"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:openvpn:openvpn_3:*:*:*:*:*:*:*:*", "matchCriteriaId": "EBC9DB31-CCD7-43AC-B2E0-086EA347D4C0", "versionEndExcluding": "3.8.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The PKCS#7 parser in OpenVPN 3 Core Library versions through 3.8.3 did not properly validate the parsed data, which would result in the application crashing."}, {"lang": "es", "value": "El analizador PKCS#7 en las versiones de OpenVPN 3 Core Library hasta 3.8.3 no valid\u00f3 correctamente los datos analizados, lo que provocar\u00eda que la aplicaci\u00f3n fallara."}], "id": "CVE-2023-6247", "lastModified": "2026-06-17T06:50:23.387", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-6247", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-02-29T19:53:48.660572Z", "version": "2.0.3"}}]}, "published": "2024-02-29T01:42:34.380", "references": [{"source": "security@openvpn.net", "tags": ["Patch", "Vendor Advisory"], "url": "https://community.openvpn.net/openvpn/wiki/CVE-2023-6247"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://community.openvpn.net/openvpn/wiki/CVE-2023-6247"}], "sourceIdentifier": "security@openvpn.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "security@openvpn.net", "type": "Secondary"}]}

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