{"id":"CVE-2020-10066","aliases":["EUVD-2020-2531"],"status":"published","title":"Incorrect Error Handling in Bluetooth HCI core","description":"Incorrect Error Handling in Bluetooth HCI core. Zephyr versions \u003e= v1.14.2, \u003e= v2.2.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gc66-xfrc-24qr","severity":{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00207,"percentile":0.10868,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2021-05-24T21:40:24Z","modified":"2026-06-17T02:47:17Z","products":[{"vendor":"zephyrproject","product":"zephyr"},{"vendor":"zephyrproject-rtos","product":"zephyr"}],"references":[{"url":"http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gc66-xfrc-24qr","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]}],"sources":{"cve":[{"id":"CVE-2020-10066","title":"Incorrect Error Handling in Bluetooth HCI core","description":"Incorrect Error Handling in Bluetooth HCI core. Zephyr versions \u003e= v1.14.2, \u003e= v2.2.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gc66-xfrc-24qr","status":"published","published":"2021-05-24T21:40:24.776Z","modified":"2024-09-17T01:41:15.16Z","cvss":[{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:35:48.213211Z"}],"euvd":[{"id":"EUVD-2020-2531","description":"Incorrect Error Handling in Bluetooth HCI core. Zephyr versions \u003e= v1.14.2, \u003e= v2.2.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gc66-xfrc-24qr","status":"published","published":"2021-05-24T21:40:24Z","modified":"2024-09-17T01:41:15Z","cvss":[{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-03T00:28:47.497259Z"}],"nvd":[{"id":"CVE-2020-10066","description":"Incorrect Error Handling in Bluetooth HCI core. Zephyr versions \u003e= v1.14.2, \u003e= v2.2.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gc66-xfrc-24qr","status":"published","published":"2021-05-25T17:15:07.617Z","modified":"2026-06-17T02:47:17.337Z","cvss":[{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:06:43.288951Z"}]}}