{"id":"CVE-2020-13598","aliases":["EUVD-2020-5843"],"status":"published","title":"FS: Buffer Overflow when enabling Long File Names in FAT_FS and calling fs_stat","description":"FS: Buffer Overflow when enabling Long File Names in FAT_FS and calling fs_stat. Zephyr versions \u003e= v1.14.2, \u003e= v2.3.0 contain Stack-based Buffer Overflow (CWE-121). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7fhv-rgxr-x56h","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00242,"percentile":0.15549,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2021-05-24T21:40:26Z","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-7fhv-rgxr-x56h","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]}],"sources":{"cve":[{"id":"CVE-2020-13598","title":"FS: Buffer Overflow when enabling Long File Names in FAT_FS and calling fs_stat","description":"FS: Buffer Overflow when enabling Long File Names in FAT_FS and calling fs_stat. Zephyr versions \u003e= v1.14.2, \u003e= v2.3.0 contain Stack-based Buffer Overflow (CWE-121). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7fhv-rgxr-x56h","status":"published","published":"2021-05-24T21:40:26.773Z","modified":"2024-09-17T03:28:53.484Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:35:53.868619Z"}],"euvd":[{"id":"EUVD-2020-5843","description":"FS: Buffer Overflow when enabling Long File Names in FAT_FS and calling fs_stat. Zephyr versions \u003e= v1.14.2, \u003e= v2.3.0 contain Stack-based Buffer Overflow (CWE-121). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7fhv-rgxr-x56h","status":"published","published":"2021-05-24T21:40:26Z","modified":"2024-09-17T03:28:53Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:28:31.175316Z"}],"nvd":[{"id":"CVE-2020-13598","description":"FS: Buffer Overflow when enabling Long File Names in FAT_FS and calling fs_stat. Zephyr versions \u003e= v1.14.2, \u003e= v2.3.0 contain Stack-based Buffer Overflow (CWE-121). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7fhv-rgxr-x56h","status":"published","published":"2021-05-25T17:15:07.74Z","modified":"2026-06-17T02:53:26.073Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","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-121","CWE-787"],"updated_at":"2026-11-02T14:06:43.288951Z"}]}}