{"id":"CVE-2023-2686","aliases":["EUVD-2023-34150","GHSA-9h9q-pfmr-rq8w"],"status":"published","title":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or...","description":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00764,"percentile":0.55665,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2023-06-15T19:00:04Z","modified":"2026-10-28T02:31:02Z","products":[{"vendor":"silabs","product":"gecko_software_development_kit"},{"vendor":"silabs.com","product":"gecko platform"},{"vendor":"silicon labs","product":"gecko platform"}],"references":[{"url":"https://github.com/SiliconLabs/gecko_sdk/releases","tags":["patch","x_transferred","Release Notes","fix"]},{"url":"https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000U2sFvQAJ?operationContext=S1","tags":["vendor-advisory","x_transferred","Permissions Required","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2686","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-9h9q-pfmr-rq8w"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2686.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-2686","description":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.\n","status":"published","published":"2023-06-15T19:00:04.688Z","modified":"2024-12-12T16:17:47.416Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:24.004321Z"}],"euvd":[{"id":"EUVD-2023-34150","description":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.\n","status":"published","published":"2023-06-15T19:00:04Z","modified":"2024-12-12T16:17:47Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:36.024922Z"}],"ghsa":[{"id":"GHSA-9h9q-pfmr-rq8w","title":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or...","description":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.\n","status":"published","published":"2023-06-15T21:30:25Z","modified":"2024-04-04T04:53:06Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:56:27.816836Z"}],"nvd":[{"id":"CVE-2023-2686","description":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.\n","status":"published","published":"2023-06-15T19:15:11.737Z","modified":"2026-06-17T05:53:11.667Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:08:06.335469Z"}],"osv":[{"id":"CVE-2023-2686","description":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.\n","status":"published","published":"2023-06-15T19:00:04.688Z","modified":"2026-10-28T02:31:02.616881762Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:44:31.135751Z"}]}}