{"id":"CVE-2019-13991","aliases":["EUVD-2019-5249","GHSA-589h-8jj7-3j6m"],"status":"published","title":"Embedded systems based on Arduino before Rev3 allow remote attackers to send data to LEDs ...","description":"Embedded systems based on Arduino before Rev3 allow remote attackers to send data to LEDs (directly connected to GPIO pins) via a laser, because of LED photosensitivity.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00667,"percentile":0.52173,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2019-07-19T20:39:23Z","modified":"2026-06-17T02:17:34Z","products":[{"vendor":"arduino","product":"arduino_firmware"}],"references":[{"url":"https://arxiv.org/abs/1907.00479","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-13991"},{"url":"https://github.com/advisories/GHSA-589h-8jj7-3j6m"}],"sources":{"cve":[{"id":"CVE-2019-13991","description":"Embedded systems based on Arduino before Rev3 allow remote attackers to send data to LEDs (directly connected to GPIO pins) via a laser, because of LED photosensitivity.","status":"published","published":"2019-07-19T20:39:23Z","modified":"2024-08-05T00:05:44.098Z","updated_at":"2026-11-02T14:20:24.357095Z"}],"euvd":[{"id":"EUVD-2019-5249","description":"Embedded systems based on Arduino before Rev3 allow remote attackers to send data to LEDs (directly connected to GPIO pins) via a laser, because of LED photosensitivity.","status":"published","published":"2019-07-19T20:39:23Z","modified":"2024-08-05T00:05:44Z","updated_at":"2026-11-03T02:40:41.120486Z"}],"ghsa":[{"id":"GHSA-589h-8jj7-3j6m","title":"Embedded systems based on Arduino before Rev3 allow remote attackers to send data to LEDs ...","description":"Embedded systems based on Arduino before Rev3 allow remote attackers to send data to LEDs (directly connected to GPIO pins) via a laser, because of LED photosensitivity.","status":"published","published":"2022-05-24T16:50:45Z","modified":"2024-04-04T01:19:18Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T14:55:57.302483Z"}],"nvd":[{"id":"CVE-2019-13991","description":"Embedded systems based on Arduino before Rev3 allow remote attackers to send data to LEDs (directly connected to GPIO pins) via a laser, because of LED photosensitivity.","status":"published","published":"2019-07-19T21:15:11.43Z","modified":"2026-06-17T02:17:34.87Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:P/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:05:20.616405Z"}]}}