{"id":"CVE-2023-0775","aliases":["EUVD-2023-12792","GHSA-25xf-r6x8-6fw5"],"status":"published","title":"Bluetooth LE Invalid prepare write request command leads to denial of service","description":"An invalid ‘prepare write request’ command can cause the Bluetooth LE stack to run out of memory and fail to be able to handle subsequent connection requests, resulting in a denial-of-service.","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00312,"percentile":0.24253,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2023-03-28T16:23:29Z","modified":"2026-06-17T05:26:17Z","products":[{"vendor":"silabs","product":"gecko_software_development_kit"},{"vendor":"silabs.com","product":"gsdk"}],"references":[{"url":"https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000SMMyGQAX?operationContext=S1","tags":["x_transferred","Permissions Required"]},{"url":"https://github.com/SiliconLabs/gecko_sdk","tags":["x_transferred","Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0775"},{"url":"https://github.com/advisories/GHSA-25xf-r6x8-6fw5"}],"sources":{"cve":[{"id":"CVE-2023-0775","title":"Bluetooth LE Invalid prepare write request command leads to denial of service","description":"An invalid ‘prepare write request’ command can cause the Bluetooth LE stack to run out of memory and fail to be able to handle subsequent connection requests, resulting in a denial-of-service.","status":"published","published":"2023-03-28T16:23:29.836Z","modified":"2025-02-18T20:11:16.516Z","cvss":[{"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":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:34.923818Z"}],"euvd":[{"id":"EUVD-2023-12792","description":"An invalid ‘prepare write request’ command can cause the Bluetooth LE stack to run out of memory and fail to be able to handle subsequent connection requests, resulting in a denial-of-service.","status":"published","published":"2023-03-28T16:23:29Z","modified":"2025-02-18T20:11:16Z","cvss":[{"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"}],"updated_at":"2026-11-02T20:53:27.843209Z"}],"ghsa":[{"id":"GHSA-25xf-r6x8-6fw5","title":"An invalid ‘prepare write request’ command can cause the Bluetooth LE stack to run out of memory...","description":"An invalid ‘prepare write request’ command can cause the Bluetooth LE stack to run out of memory and fail to be able to handle subsequent connection requests, resulting in a denial-of-service.","status":"published","published":"2023-07-06T19:24:13Z","modified":"2024-04-04T05:35:23Z","cvss":[{"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"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:56:33.854094Z"}],"nvd":[{"id":"CVE-2023-0775","description":"An invalid ‘prepare write request’ command can cause the Bluetooth LE stack to run out of memory and fail to be able to handle subsequent connection requests, resulting in a denial-of-service.","status":"published","published":"2023-03-28T17:15:12.187Z","modified":"2026-06-17T05:26:17.38Z","cvss":[{"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":"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-20"],"updated_at":"2026-11-02T14:07:51.883939Z"}]}}