{"id":"CVE-2018-4198","aliases":["EUVD-2018-15984","GHSA-pf78-5f4c-2gcx"],"status":"published","title":"An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10...","description":"An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the \"UIKit\" component. It allows remote attackers to cause a denial of service via a crafted text file.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01375,"percentile":0.72208,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2018-06-08T18:00:00Z","modified":"2026-06-17T01:58:34Z","products":[{"vendor":"apple","product":"apple_tv"},{"vendor":"apple","product":"iphone_os"},{"vendor":"apple","product":"mac_os_x"},{"vendor":"apple","product":"watchos"}],"references":[{"url":"https://support.apple.com/HT208850","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/HT208851","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id/1041027","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://support.apple.com/HT208848","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/HT208849","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-4198"},{"url":"https://github.com/advisories/GHSA-pf78-5f4c-2gcx"}],"sources":{"cve":[{"id":"CVE-2018-4198","description":"An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the \"UIKit\" component. It allows remote attackers to cause a denial of service via a crafted text file.","status":"published","published":"2018-06-08T18:00:00Z","modified":"2024-08-05T05:04:29.922Z","updated_at":"2026-11-02T14:35:08.341767Z"}],"euvd":[{"id":"EUVD-2018-15984","description":"An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the \"UIKit\" component. It allows remote attackers to cause a denial of service via a crafted text file.","status":"published","published":"2018-06-08T18:00:00Z","modified":"2024-08-05T05:04:29Z","updated_at":"2026-11-03T02:40:14.130834Z"}],"ghsa":[{"id":"GHSA-pf78-5f4c-2gcx","title":"An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10...","description":"An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the \"UIKit\" component. It allows remote attackers to cause a denial of service via a crafted text file.","status":"published","published":"2022-05-14T03:14:13Z","modified":"2023-02-02T05:07:30Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:52:31.225831Z"}],"nvd":[{"id":"CVE-2018-4198","description":"An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the \"UIKit\" component. It allows remote attackers to cause a denial of service via a crafted text file.","status":"published","published":"2018-06-08T18:29:00.697Z","modified":"2026-06-17T01:58:34.247Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:28.483469Z"}]}}