{"id":"CVE-2020-13599","aliases":["EUVD-2020-5844"],"status":"published","title":"Security problem with settings and littlefs","description":"Security problem with settings and littlefs. Zephyr versions \u003e= 1.14.2, \u003e= 2.3.0 contain Incorrect Default Permissions (CWE-276). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q","severity":{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00233,"percentile":0.14257,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-276"],"published":"2021-05-24T21:40:27Z","modified":"2026-06-17T02:53:26Z","products":[{"vendor":"zephyrproject","product":"zephyr"},{"vendor":"zephyrproject-rtos","product":"zephyr"}],"references":[{"url":"http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1199","tags":["x_refsource_MISC","x_transferred","Not Applicable","Third Party Advisory"]}],"sources":{"cve":[{"id":"CVE-2020-13599","title":"Security problem with settings and littlefs","description":"Security problem with settings and littlefs. Zephyr versions \u003e= 1.14.2, \u003e= 2.3.0 contain Incorrect Default Permissions (CWE-276). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q","status":"published","published":"2021-05-24T21:40:27.423Z","modified":"2024-09-17T00:01:53.906Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:35:53.868619Z"}],"euvd":[{"id":"EUVD-2020-5844","description":"Security problem with settings and littlefs. Zephyr versions \u003e= 1.14.2, \u003e= 2.3.0 contain Incorrect Default Permissions (CWE-276). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q","status":"published","published":"2021-05-24T21:40:27Z","modified":"2024-09-17T00:01:53Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-03T00:29:02.877229Z"}],"nvd":[{"id":"CVE-2020-13599","description":"Security problem with settings and littlefs. Zephyr versions \u003e= 1.14.2, \u003e= 2.3.0 contain Incorrect Default Permissions (CWE-276). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q","status":"published","published":"2021-05-25T17:15:07.777Z","modified":"2026-06-17T02:53:26.19Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-276"],"updated_at":"2026-11-02T14:06:43.288951Z"}]}}