{"id":"CVE-2023-5753","aliases":["EUVD-2023-58038","GHSA-hmpr-px56-rvww"],"status":"published","title":"Potential buffer overflow vulnerabilities in the Zephyr Bluetooth subsystem","description":"Potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hci_core.c","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01024,"percentile":0.6382,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-191"],"published":"2023-10-24T16:09:03Z","modified":"2026-10-28T02:31:09Z","products":[{"vendor":"zephyrproject","product":"zephyr"},{"vendor":"zephyrproject-rtos","product":"zephyr"}],"references":[{"url":"https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hmpr-px56-rvww","tags":["x_transferred","Exploit","Vendor Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2023/11/07/1","tags":["x_transferred","Mailing List","web"]},{"url":"http://seclists.org/fulldisclosure/2023/Nov/1","tags":["x_transferred","Mailing List","Third Party Advisory","web"]},{"url":"http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html","tags":["x_transferred","Mailing List","Third Party Advisory","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/5xxx/CVE-2023-5753.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5753","tags":["advisory"]},{"url":"https://github.com/zephyrproject-rtos/zephyr","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-5753","title":"Potential buffer overflow vulnerabilities in the Zephyr Bluetooth subsystem","description":"Potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hci_core.c","status":"published","published":"2023-10-24T16:09:03.896Z","modified":"2025-02-13T17:25:50.06Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-120","CWE-191"],"updated_at":"2026-11-02T14:35:17.149492Z"}],"euvd":[{"id":"EUVD-2023-58038","description":"Potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hci_core.c","status":"published","published":"2023-10-24T16:09:03Z","modified":"2025-02-13T17:25:50Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:03:48.029386Z"}],"nvd":[{"id":"CVE-2023-5753","description":"Potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hci_core.c","status":"published","published":"2023-10-25T18:17:44.95Z","modified":"2026-06-17T06:49:17.94Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-120","CWE-191"],"updated_at":"2026-11-02T14:08:40.004465Z"}],"osv":[{"id":"CVE-2023-5753","title":"Potential buffer overflow vulnerabilities in the Zephyr Bluetooth subsystem","description":"Potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hci_core.c","status":"published","published":"2023-10-24T16:09:03.896Z","modified":"2026-10-28T02:31:09.698888171Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-120","CWE-191"],"updated_at":"2026-11-02T15:44:36.851042Z"}]}}