CVE-2021-40018

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{"affected": [{"affectedData": [{"product": "HarmonyOS", "vendor": "Huawei", "versions": [{"status": "affected", "version": "2.0"}]}], "source": "psirt@huawei.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*", "matchCriteriaId": "84A0CF45-FF48-42DF-9063-34AB6CA4FE12", "versionEndExcluding": "2.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The eID module has a null pointer reference vulnerability. Successful exploitation of this vulnerability may affect data confidentiality."}, {"lang": "es", "value": "El m\u00f3dulo eID presenta una vulnerabilidad de referencia de puntero null. Una explotaci\u00f3n con \u00e9xito de esta vulnerabilidad puede afectar la confidencialidad de los datos"}], "id": "CVE-2021-40018", "lastModified": "2026-06-17T04:06:24.153", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-01-10T14:10:21.510", "references": [{"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202201-0000001238736331"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://device.harmonyos.com/en/docs/security/update/security-bulletins-202201-0000001238736331"}], "sourceIdentifier": "psirt@huawei.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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