{"id":"CVE-2021-22326","aliases":["EUVD-2021-9472","GHSA-c2pf-5922-6c68"],"status":"published","title":"There is an Incorrect Privilege Assignment Vulnerability in Huawei Smartphone. Successful...","description":"A component of the HarmonyOS has a Privilege Dropping / Lowering Errors vulnerability. Local attackers may exploit this vulnerability to obtain Kernel space read/write capability.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00158,"percentile":0.04994,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2021-06-30T13:40:54Z","modified":"2026-06-17T03:37:00Z","products":[{"vendor":"huawei","product":"harmonyos"}],"references":[{"url":"https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22326"},{"url":"https://consumer.huawei.com/en/support/bulletin/2021/5/"},{"url":"https://github.com/advisories/GHSA-c2pf-5922-6c68"}],"sources":{"cve":[{"id":"CVE-2021-22326","description":"A component of the HarmonyOS has a Privilege Dropping / Lowering Errors vulnerability. Local attackers may exploit this vulnerability to obtain Kernel space read/write capability.","status":"published","published":"2021-06-30T13:40:54Z","modified":"2024-08-03T18:37:18.528Z","updated_at":"2026-11-02T14:32:57.701381Z"}],"euvd":[{"id":"EUVD-2021-9472","description":"A component of the HarmonyOS has a Privilege Dropping / Lowering Errors vulnerability. Local attackers may exploit this vulnerability to obtain Kernel space read/write capability.","status":"published","published":"2021-06-30T13:40:54Z","modified":"2024-08-03T18:37:18Z","updated_at":"2026-11-03T03:25:03.183524Z"}],"ghsa":[{"id":"GHSA-c2pf-5922-6c68","title":"There is an Incorrect Privilege Assignment Vulnerability in Huawei Smartphone. Successful...","description":"There is an Incorrect Privilege Assignment Vulnerability in Huawei Smartphone. Successful exploitation of this vulnerability may affect service confidentiality.","status":"published","published":"2022-05-24T19:06:37Z","modified":"2023-01-30T05:00:34Z","cwes":["CWE-269"],"updated_at":"2026-11-02T14:46:14.069279Z"}],"nvd":[{"id":"CVE-2021-22326","description":"A component of the HarmonyOS has a Privilege Dropping / Lowering Errors vulnerability. Local attackers may exploit this vulnerability to obtain Kernel space read/write capability.","status":"published","published":"2021-06-30T14:15:08.563Z","modified":"2026-06-17T03:37:00.383Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":6.6,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:06:55.259633Z"}]}}