CVE-2021-22421

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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:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "3AD62E8B-CB4B-43A6-98E8-09A8A1A3505B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A component of the HarmonyOS has a Improper Privilege Management vulnerability. Local attackers may exploit this vulnerability to cause further Elevation of Privileges."}, {"lang": "es", "value": "Un componente de HarmonyOS presenta una vulnerabilidad de Administraci\u00f3n de Privilegios Inapropiada. Unos atacantes locales pueden explotar esta vulnerabilidad para causar una mayor Elevaci\u00f3n de Privilegios"}], "id": "CVE-2021-22421", "lastModified": "2026-06-17T03:37:11.973", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-03T18:15:08.157", "references": [{"source": "psirt@huawei.com", "tags": ["Not Applicable", "Vendor Advisory"], "url": "https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_202106-0000001165452077"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Not Applicable", "Vendor Advisory"], "url": "https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_202106-0000001165452077"}], "sourceIdentifier": "psirt@huawei.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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