{"id":"CVE-2020-10058","aliases":["EUVD-2020-2523","GHSA-gmhq-vm7x-p5c3"],"status":"published","title":"Multiple Syscalls In kscan Subsystem Performs No Argument Validation","description":"Multiple syscalls in the Kscan subsystem perform insufficient argument validation, allowing code executing in userspace to potentially gain elevated privileges. See NCC-ZEP-006 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00396,"percentile":0.34143,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2020-05-11T22:26:15Z","modified":"2026-06-17T02:47:16Z","products":[{"vendor":"zephyrproject","product":"zephyr"},{"vendor":"zephyrproject-rtos","product":"zephyr"}],"references":[{"url":"https://github.com/zephyrproject-rtos/zephyr/pull/23308","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-34","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://github.com/zephyrproject-rtos/zephyr/pull/23748","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10058","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-10058"},{"url":"https://docs.zephyrproject.org/latest/security/vulnerabilities.html#CVE-2020-10058"},{"url":"https://github.com/advisories/GHSA-gmhq-vm7x-p5c3"}],"sources":{"cve":[{"id":"CVE-2020-10058","title":"Multiple Syscalls In kscan Subsystem Performs No Argument Validation","description":"Multiple syscalls in the Kscan subsystem perform insufficient argument validation, allowing code executing in userspace to potentially gain elevated privileges. See NCC-ZEP-006 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.","status":"published","published":"2020-05-11T22:26:15.962Z","modified":"2024-09-17T01:36:46.714Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:48.213211Z"}],"euvd":[{"id":"EUVD-2020-2523","description":"Multiple syscalls in the Kscan subsystem perform insufficient argument validation, allowing code executing in userspace to potentially gain elevated privileges. See NCC-ZEP-006 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.","status":"published","published":"2020-05-11T22:26:15Z","modified":"2024-09-17T01:36:46Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:47.904483Z"}],"ghsa":[{"id":"GHSA-gmhq-vm7x-p5c3","title":"Multiple syscalls in the Kscan subsystem perform insufficient argument validation, allowing code...","description":"Multiple syscalls in the Kscan subsystem perform insufficient argument validation, allowing code executing in userspace to potentially gain elevated privileges. See NCC-ZEP-006 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.","status":"published","published":"2022-05-24T17:17:39Z","modified":"2023-01-29T05:02:29Z","updated_at":"2026-11-02T14:45:06.209197Z"}],"nvd":[{"id":"CVE-2020-10058","description":"Multiple syscalls in the Kscan subsystem perform insufficient argument validation, allowing code executing in userspace to potentially gain elevated privileges. See NCC-ZEP-006 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.","status":"published","published":"2020-05-11T23:15:11.91Z","modified":"2026-06-17T02:47:16.31Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"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":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:00.784809Z"}]}}