{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-43501", "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "dateUpdated": "2024-08-03T13:32:59.196Z", "dateReserved": "2022-12-09T00:00:00", "datePublished": "2023-02-10T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert", "dateUpdated": "2023-02-10T00:00:00"}, "descriptions": [{"lang": "en", "value": "KASAGO TCP/IP stack provided by Zuken Elmic generates ISNs(Initial Sequence Number) for TCP connections from an insufficiently random source. An attacker may be able to determine the ISN of the current or future TCP connections and either hijack existing ones or spoof future ones."}], "affected": [{"vendor": "ZUKEN Elmic", "product": "Kasago IPv6/v4 Dual", "versions": [{"version": "prior to Ver6.0.1.34", "status": "affected"}]}, {"vendor": "ZUKEN Elmic", "product": "Kasago IPv4", "versions": [{"version": "prior to Ver6.0.1.34", "status": "affected"}]}, {"vendor": "ZUKEN Elmic", "product": "Kasago IPv4 Light", "versions": [{"version": "prior to Ver6.0.1.34", "status": "affected"}]}, {"vendor": "ZUKEN Elmic", "product": "Kasago mobile IPv6", "versions": [{"version": "prior to Ver6.0.1.34", "status": "affected"}]}], "references": [{"url": "https://www.elwsc.co.jp/news/6352"}, {"name": "Zuken Elmic KASAGO uses insufficient random values for TCP Initial Sequence Numbers", "tags": ["third-party-advisory"], "url": "https://jvn.jp/en/vu/JVNVU99551468/"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-330: Use of Insufficiently Random Values", "cweId": "CWE-330"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T13:32:59.196Z"}, "title": "CVE Program Container", "references": [{"url": "https://www.elwsc.co.jp/news/6352", "tags": ["x_transferred"]}, {"name": "Zuken Elmic KASAGO uses insufficient random values for TCP Initial Sequence Numbers", "tags": ["third-party-advisory", "x_transferred"], "url": "https://jvn.jp/en/vu/JVNVU99551468/"}]}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:elwsc:kasago_ipv4:*:*:*:*:*:*:*:*", "matchCriteriaId": "E438EA09-9BEF-4152-B95A-B3E0DF1EE807", "versionEndExcluding": "6.0.1.34", "vulnerable": true}, {"criteria": "cpe:2.3:a:elwsc:kasago_ipv4_light:*:*:*:*:*:*:*:*", "matchCriteriaId": "65A36EBB-9FB9-402B-8105-E98C180EC7D2", "versionEndExcluding": "6.0.1.34", "vulnerable": true}, {"criteria": "cpe:2.3:a:elwsc:kasago_ipv6\\/v4_dual:*:*:*:*:*:*:*:*", "matchCriteriaId": "00163C20-1C59-4E42-A17F-8B7EC88ADAEE", "versionEndExcluding": "6.0.1.34", "vulnerable": true}, {"criteria": "cpe:2.3:a:elwsc:kasago_mobile_ipv6:*:*:*:*:*:*:*:*", "matchCriteriaId": "7FF16ECE-88FD-4350-88CF-4634D802C30D", "versionEndExcluding": "6.0.1.34", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "KASAGO TCP/IP stack provided by Zuken Elmic generates ISNs(Initial Sequence Number) for TCP connections from an insufficiently random source. An attacker may be able to determine the ISN of the current or future TCP connections and either hijack existing ones or spoof future ones."}, {"lang": "es", "value": "La pila KASAGO TCP/IP proporcionada por Zuken Elmic genera ISN (n\u00famero de secuencia inicial) para conexiones TCP desde una fuente insuficientemente aleatoria. Un atacante puede determinar el ISN de las conexiones TCP actuales o futuras y secuestrar las existentes o falsificar las futuras."}], "id": "CVE-2022-43501", "lastModified": "2024-11-21T07:26:36.613", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "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:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "[email protected]", "type": "Primary"}]}, "published": "2023-02-10T04:15:11.107", "references": [{"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/vu/JVNVU99551468/"}, {"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "https://www.elwsc.co.jp/news/6352"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/vu/JVNVU99551468/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.elwsc.co.jp/news/6352"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-330"}], "source": "[email protected]", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-330"}], "source": "[email protected]", "type": "Primary"}]}

{}