{"id":"CVE-2023-0397","aliases":["EUVD-2023-12458","GHSA-wc2h-h868-q7hj"],"status":"published","title":"DoS: Invalid Initialization in le_read_buffer_size_complete","description":"A malicious / defect bluetooth controller can cause a Denial of Service due to unchecked input in le_read_buffer_size_complete.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00476,"percentile":0.41425,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-665","CWE-703"],"published":"2023-01-19T00:00:00Z","modified":"2026-10-28T02:31:04Z","products":[{"vendor":"zephyrproject","product":"zephyr"},{"vendor":"zephyrproject-rtos","product":"zephyr"}],"references":[{"url":"https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-wc2h-h868-q7hj","tags":["x_transferred","Exploit","Third Party Advisory","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/0xxx/CVE-2023-0397.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0397","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-0397","title":"DoS: Invalid Initialization in le_read_buffer_size_complete","description":"A malicious / defect bluetooth controller can cause a Denial of Service due to unchecked input in le_read_buffer_size_complete.","status":"published","published":"2023-01-19T00:00:00Z","modified":"2025-04-03T17:03:20.15Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-703"],"updated_at":"2026-11-02T14:35:35.256261Z"}],"euvd":[{"id":"EUVD-2023-12458","description":"A malicious / defect bluetooth controller can cause a Denial of Service due to unchecked input in le_read_buffer_size_complete.","status":"published","published":"2023-01-19T00:00:00Z","modified":"2025-04-03T17:03:20Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T20:52:43.340305Z"}],"nvd":[{"id":"CVE-2023-0397","description":"A malicious / defect bluetooth controller can cause a Denial of Service due to unchecked input in le_read_buffer_size_complete.","status":"published","published":"2023-01-19T06:15:09.737Z","modified":"2026-06-17T05:25:26.71Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-703","CWE-665"],"updated_at":"2026-11-02T14:07:45.305824Z"}],"osv":[{"id":"CVE-2023-0397","title":"DoS: Invalid Initialization in le_read_buffer_size_complete","description":"A malicious / defect bluetooth controller can cause a Denial of Service due to unchecked input in le_read_buffer_size_complete.","status":"published","published":"2023-01-19T00:00:00Z","modified":"2026-10-28T02:31:04.767246292Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","level":"critical"}],"cwes":["CWE-703"],"updated_at":"2026-11-02T15:44:29.487253Z"}]}}