{"id":"CVE-2020-3831","aliases":["EUVD-2020-25096","GHSA-jjvh-6pgx-c757"],"status":"published","title":"A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and...","description":"A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application may be able to execute arbitrary code with kernel privileges.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00802,"percentile":0.57088,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-362"],"published":"2020-02-27T20:45:04Z","modified":"2026-06-17T03:19:06Z","products":[{"vendor":"apple","product":"ios"},{"vendor":"apple","product":"ipados"},{"vendor":"apple","product":"iphone_os"},{"vendor":"cisco","product":"ios"}],"references":[{"url":"https://support.apple.com/HT210918","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-3831"},{"url":"https://github.com/advisories/GHSA-jjvh-6pgx-c757"}],"sources":{"cve":[{"id":"CVE-2020-3831","description":"A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application may be able to execute arbitrary code with kernel privileges.","status":"published","published":"2020-02-27T20:45:04Z","modified":"2024-08-04T07:44:51.06Z","updated_at":"2026-11-02T14:35:52.268457Z"}],"euvd":[{"id":"EUVD-2020-25096","description":"A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application may be able to execute arbitrary code with kernel privileges.","status":"published","published":"2020-02-27T20:45:04Z","modified":"2024-08-04T07:44:51Z","updated_at":"2026-11-03T03:08:08.894885Z"}],"ghsa":[{"id":"GHSA-jjvh-6pgx-c757","title":"A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and...","description":"A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application may be able to execute arbitrary code with kernel privileges.","status":"published","published":"2022-05-24T17:09:46Z","modified":"2023-01-29T05:01:48Z","updated_at":"2026-11-02T14:44:54.907829Z"}],"nvd":[{"id":"CVE-2020-3831","description":"A race condition was addressed with improved locking. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. An application may be able to execute arbitrary code with kernel privileges.","status":"published","published":"2020-02-27T21:15:16.287Z","modified":"2026-06-17T03:19:06.57Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.6,"vector":"AV:N/AC:H/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:05:54.796125Z"}]}}