{"id":"CVE-2020-14956","aliases":["EUVD-2020-7091","GHSA-8w3w-8h5h-4gcr"],"status":"published","title":"In Windows cleaning assistant 3.2, the driver file (AtpKrnl.sys) allows local users to cause a...","description":"In Windows cleaning assistant 3.2, the driver file (AtpKrnl.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x223CCA.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.0035,"percentile":0.29083,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2020-06-30T14:37:56Z","modified":"2026-06-17T02:55:49Z","products":[{"vendor":"arswp","product":"windows_cleanup_assistant"}],"references":[{"url":"https://github.com/y5s5k5/CVE-2020-14957-CVE-2020-14956","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://www.arswp.com/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-14956"},{"url":"https://github.com/advisories/GHSA-8w3w-8h5h-4gcr"}],"sources":{"cve":[{"id":"CVE-2020-14956","description":"In Windows cleaning assistant 3.2, the driver file (AtpKrnl.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x223CCA.","status":"published","published":"2020-06-30T14:37:56Z","modified":"2024-08-04T13:00:52.084Z","updated_at":"2026-11-02T14:35:46.476719Z"}],"euvd":[{"id":"EUVD-2020-7091","description":"In Windows cleaning assistant 3.2, the driver file (AtpKrnl.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x223CCA.","status":"published","published":"2020-06-30T14:37:56Z","modified":"2024-08-04T13:00:52Z","updated_at":"2026-11-03T03:07:33.617168Z"}],"ghsa":[{"id":"GHSA-8w3w-8h5h-4gcr","title":"In Windows cleaning assistant 3.2, the driver file (AtpKrnl.sys) allows local users to cause a...","description":"In Windows cleaning assistant 3.2, the driver file (AtpKrnl.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x223CCA.","status":"published","published":"2022-05-24T17:22:06Z","modified":"2023-01-29T05:03:33Z","updated_at":"2026-11-02T14:45:20.476531Z"}],"nvd":[{"id":"CVE-2020-14956","description":"In Windows cleaning assistant 3.2, the driver file (AtpKrnl.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x223CCA.","status":"published","published":"2020-06-30T15:15:10.13Z","modified":"2026-06-17T02:55:49.92Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.1,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:08.145904Z"}]}}