{"id":"CVE-2020-15532","aliases":["EUVD-2020-7519","GHSA-fjr7-8ph3-8p93"],"status":"published","title":"Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This...","description":"Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air denial of service vulnerability in Bluetooth LE in EFR32 SoCs and associated modules running Bluetooth SDK, supporting Central or Observer roles.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01178,"percentile":0.67867,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2020-08-19T18:59:04Z","modified":"2026-06-17T02:56:47Z","products":[{"vendor":"silabs","product":"bluetooth_low_energy_software_development_kit"}],"references":[{"url":"https://www.blackhat.com/us-20/briefings/schedule/#finding-new-bluetooth-low-energy-exploits-via-reverse-engineering-multiple-vendors-firmwares-19655","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEs","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/silabs_efr32_extadv_dos.py","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15532"},{"url":"https://github.com/advisories/GHSA-fjr7-8ph3-8p93"}],"sources":{"cve":[{"id":"CVE-2020-15532","description":"Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air denial of service vulnerability in Bluetooth LE in EFR32 SoCs and associated modules running Bluetooth SDK, supporting Central or Observer roles.","status":"published","published":"2020-08-19T18:59:04Z","modified":"2024-08-04T13:22:29.315Z","updated_at":"2026-11-02T14:35:50.228781Z"}],"euvd":[{"id":"EUVD-2020-7519","description":"Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air denial of service vulnerability in Bluetooth LE in EFR32 SoCs and associated modules running Bluetooth SDK, supporting Central or Observer roles.","status":"published","published":"2020-08-19T18:59:04Z","modified":"2024-08-04T13:22:29Z","updated_at":"2026-11-03T03:07:31.508652Z"}],"ghsa":[{"id":"GHSA-fjr7-8ph3-8p93","title":"Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This...","description":"Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air denial of service vulnerability in Bluetooth LE in EFR32 SoCs and associated modules running Bluetooth SDK, supporting Central or Observer roles.","status":"published","published":"2022-05-24T17:26:13Z","modified":"2023-01-29T05:03:49Z","updated_at":"2026-11-02T14:45:24.208268Z"}],"nvd":[{"id":"CVE-2020-15532","description":"Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air denial of service vulnerability in Bluetooth LE in EFR32 SoCs and associated modules running Bluetooth SDK, supporting Central or Observer roles.","status":"published","published":"2020-08-20T01:17:12.757Z","modified":"2026-06-17T02:56:47.873Z","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":"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-120"],"updated_at":"2026-11-02T14:06:13.05572Z"}]}}