{"id":"CVE-2018-3920","aliases":["EUVD-2018-15706","GHSA-r65w-5jgv-h7gj"],"status":"published","title":"An exploitable code execution vulnerability exists in the firmware update functionality of the Yi...","description":"An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera 27US 1.8.7.0D. A specially crafted 7-Zip file can cause a CRC collision, resulting in a firmware update and code execution. An attacker can insert an SDcard to trigger this vulnerability.","severity":{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00586,"percentile":0.48318,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2018-11-02T17:00:00Z","modified":"2026-06-17T01:58:01Z","products":[{"vendor":"unknown","product":"yi technology"},{"vendor":"yi","product":"yi technology"},{"vendor":"yitechnology","product":"yi_home_camera_firmware"}],"references":[{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0584","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3920"},{"url":"https://github.com/advisories/GHSA-r65w-5jgv-h7gj"}],"sources":{"cve":[{"id":"CVE-2018-3920","description":"An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera 27US 1.8.7.0D. A specially crafted 7-Zip file can cause a CRC collision, resulting in a firmware update and code execution. An attacker can insert an SDcard to trigger this vulnerability.","status":"published","published":"2018-11-02T17:00:00Z","modified":"2024-08-05T04:57:24.472Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:05.262903Z"}],"euvd":[{"id":"EUVD-2018-15706","description":"An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera 27US 1.8.7.0D. A specially crafted 7-Zip file can cause a CRC collision, resulting in a firmware update and code execution. An attacker can insert an SDcard to trigger this vulnerability.","status":"published","published":"2018-11-02T17:00:00Z","modified":"2024-08-05T04:57:24Z","cvss":[{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T02:40:15.208866Z"}],"ghsa":[{"id":"GHSA-r65w-5jgv-h7gj","title":"An exploitable code execution vulnerability exists in the firmware update functionality of the Yi...","description":"An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera 27US 1.8.7.0D. A specially crafted 7-Zip file can cause a CRC collision, resulting in a firmware update and code execution. An attacker can insert an SDcard to trigger this vulnerability.","status":"published","published":"2022-05-13T01:01:57Z","modified":"2023-02-01T05:02:28Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:55.031123Z"}],"nvd":[{"id":"CVE-2018-3920","description":"An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera 27US 1.8.7.0D. A specially crafted 7-Zip file can cause a CRC collision, resulting in a firmware update and code execution. An attacker can insert an SDcard to trigger this vulnerability.","status":"published","published":"2018-11-02T17:29:00.523Z","modified":"2026-06-17T01:58:01.367Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:04:47.196456Z"}]}}