{"id":"CVE-2019-8542","aliases":["EUVD-2019-17932","GHSA-22w7-gmrw-m5qp"],"status":"published","title":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 12.2,...","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious application may be able to elevate privileges.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01053,"percentile":0.64594,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2019-12-18T17:33:17Z","modified":"2026-06-17T02:42:07Z","products":[{"vendor":"apple","product":"icloud"},{"vendor":"apple","product":"icloud for windows"},{"vendor":"apple","product":"ios"},{"vendor":"apple","product":"iphone_os"},{"vendor":"apple","product":"itunes"},{"vendor":"apple","product":"itunes for windows"},{"vendor":"apple","product":"mac_os_x"},{"vendor":"apple","product":"macos"},{"vendor":"apple","product":"tvos"},{"vendor":"apple","product":"watchos"},{"vendor":"cisco","product":"ios"}],"references":[{"url":"https://support.apple.com/HT209599","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/HT209601","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/HT209604","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/HT209605","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/HT209600","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/HT209602","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-8542"},{"url":"https://github.com/advisories/GHSA-22w7-gmrw-m5qp"}],"sources":{"cve":[{"id":"CVE-2019-8542","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious application may be able to elevate privileges.","status":"published","published":"2019-12-18T17:33:17Z","modified":"2024-08-04T21:24:27.756Z","updated_at":"2026-11-02T14:20:22.019351Z"}],"euvd":[{"id":"EUVD-2019-17932","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious application may be able to elevate privileges.","status":"published","published":"2019-12-18T17:33:17Z","modified":"2024-08-04T21:24:27Z","updated_at":"2026-11-03T03:06:42.550766Z"}],"ghsa":[{"id":"GHSA-22w7-gmrw-m5qp","title":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 12.2,...","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious application may be able to elevate privileges.","status":"published","published":"2022-05-24T17:04:12Z","modified":"2023-01-29T05:00:46Z","updated_at":"2026-11-02T14:44:39.8002Z"}],"nvd":[{"id":"CVE-2019-8542","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious application may be able to elevate privileges.","status":"published","published":"2019-12-18T18:15:24.99Z","modified":"2026-06-17T02:42:07.797Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:05:40.258829Z"}]}}