{"id":"CVE-2021-39970","aliases":["EUVD-2021-26326","GHSA-vw4v-5rx7-vg3q"],"status":"published","title":"HwPCAssistant has a Improper Input Validation vulnerability.Successful exploitation of this...","description":"HwPCAssistant has a Improper Input Validation vulnerability.Successful exploitation of this vulnerability may create any file with the system app permission.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00716,"percentile":0.5419,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2022-01-03T21:07:20Z","modified":"2026-06-17T04:04:29Z","products":[{"vendor":"huawei","product":"harmonyos"}],"references":[{"url":"https://device.harmonyos.com/en/docs/security/update/security-bulletins-202110-0000001162998526","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-39970"},{"url":"https://github.com/advisories/GHSA-vw4v-5rx7-vg3q"}],"sources":{"cve":[{"id":"CVE-2021-39970","description":"HwPCAssistant has a Improper Input Validation vulnerability.Successful exploitation of this vulnerability may create any file with the system app permission.","status":"published","published":"2022-01-03T21:07:20Z","modified":"2024-08-04T02:20:34.138Z","updated_at":"2026-11-02T14:33:09.864034Z"}],"euvd":[{"id":"EUVD-2021-26326","description":"HwPCAssistant has a Improper Input Validation vulnerability.Successful exploitation of this vulnerability may create any file with the system app permission.","status":"published","published":"2022-01-03T21:07:20Z","modified":"2024-08-04T02:20:34Z","updated_at":"2026-11-03T03:24:21.810275Z"}],"ghsa":[{"id":"GHSA-vw4v-5rx7-vg3q","title":"HwPCAssistant has a Improper Input Validation vulnerability.Successful exploitation of this...","description":"HwPCAssistant has a Improper Input Validation vulnerability.Successful exploitation of this vulnerability may create any file with the system app permission.","status":"published","published":"2022-01-04T00:00:26Z","modified":"2023-02-03T05:03:49Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:53:25.886002Z"}],"nvd":[{"id":"CVE-2021-39970","description":"HwPCAssistant has a Improper Input Validation vulnerability.Successful exploitation of this vulnerability may create any file with the system app permission.","status":"published","published":"2022-01-03T22:15:10.14Z","modified":"2026-06-17T04:04:29.317Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:07:03.418194Z"}]}}